Home / 15,614.28-23,526.72-12,901.68

Finding the Fourth Proportional to 15,614.28, 23,526.72 and 12,901.68

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Solution

The fourth proportional to 15,614.28, 23,526.72 and 12,901.68 is: 19,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,614.28 : 23,526.72 = 12,901.68 : x
  2. Step 2: Convert to fraction form
    15,614.28/23,526.72 = 12,901.68/x
  3. Step 3: Cross multiply
    15,614.28x = 23,526.72 × 12,901.68
  4. Step 4: Simplify right side
    15,614.28x = 303,534,212.89
  5. Step 5: Solve for x
    x = 303,534,212.89/15,614.28
  6. Step 6: Final answer
    x = 19,439.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.