Home / 14,683.38-20,279.88-9,670.01

Finding the Fourth Proportional to 14,683.38, 20,279.88 and 9,670.01

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Solution

The fourth proportional to 14,683.38, 20,279.88 and 9,670.01 is: 13,355.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.38 : 20,279.88 = 9,670.01 : x
  2. Step 2: Convert to fraction form
    14,683.38/20,279.88 = 9,670.01/x
  3. Step 3: Cross multiply
    14,683.38x = 20,279.88 × 9,670.01
  4. Step 4: Simplify right side
    14,683.38x = 196,106,492.65
  5. Step 5: Solve for x
    x = 196,106,492.65/14,683.38
  6. Step 6: Final answer
    x = 13,355.68

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.