Home / 39,685.24-59,528.20-10,103.08

Finding the Fourth Proportional to 39,685.24, 59,528.20 and 10,103.08

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Solution

The fourth proportional to 39,685.24, 59,528.20 and 10,103.08 is: 15,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,685.24 : 59,528.20 = 10,103.08 : x
  2. Step 2: Convert to fraction form
    39,685.24/59,528.20 = 10,103.08/x
  3. Step 3: Cross multiply
    39,685.24x = 59,528.20 × 10,103.08
  4. Step 4: Simplify right side
    39,685.24x = 601,418,166.86
  5. Step 5: Solve for x
    x = 601,418,166.86/39,685.24
  6. Step 6: Final answer
    x = 15,154.71

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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.