Home / 15,683.47-23,527.29-8,288.23

Finding the Fourth Proportional to 15,683.47, 23,527.29 and 8,288.23

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Solution

The fourth proportional to 15,683.47, 23,527.29 and 8,288.23 is: 12,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683.47 : 23,527.29 = 8,288.23 : x
  2. Step 2: Convert to fraction form
    15,683.47/23,527.29 = 8,288.23/x
  3. Step 3: Cross multiply
    15,683.47x = 23,527.29 × 8,288.23
  4. Step 4: Simplify right side
    15,683.47x = 194,999,590.80
  5. Step 5: Solve for x
    x = 194,999,590.80/15,683.47
  6. Step 6: Final answer
    x = 12,433.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.