Home / 39,421.42-59,132.27-9,839.23

Finding the Fourth Proportional to 39,421.42, 59,132.27 and 9,839.23

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Solution

The fourth proportional to 39,421.42, 59,132.27 and 9,839.23 is: 14,758.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,421.42 : 59,132.27 = 9,839.23 : x
  2. Step 2: Convert to fraction form
    39,421.42/59,132.27 = 9,839.23/x
  3. Step 3: Cross multiply
    39,421.42x = 59,132.27 × 9,839.23
  4. Step 4: Simplify right side
    39,421.42x = 581,816,004.95
  5. Step 5: Solve for x
    x = 581,816,004.95/39,421.42
  6. Step 6: Final answer
    x = 14,758.88

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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.