Home / 15,875.81-23,813.57-9,637.55

Finding the Fourth Proportional to 15,875.81, 23,813.57 and 9,637.55

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Solution

The fourth proportional to 15,875.81, 23,813.57 and 9,637.55 is: 14,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875.81 : 23,813.57 = 9,637.55 : x
  2. Step 2: Convert to fraction form
    15,875.81/23,813.57 = 9,637.55/x
  3. Step 3: Cross multiply
    15,875.81x = 23,813.57 × 9,637.55
  4. Step 4: Simplify right side
    15,875.81x = 229,504,423.37
  5. Step 5: Solve for x
    x = 229,504,423.37/15,875.81
  6. Step 6: Final answer
    x = 14,456.23

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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.