Home / 39,472.53-59,209.32-13,177.28

Finding the Fourth Proportional to 39,472.53, 59,209.32 and 13,177.28

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Solution

The fourth proportional to 39,472.53, 59,209.32 and 13,177.28 is: 19,766.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,472.53 : 59,209.32 = 13,177.28 : x
  2. Step 2: Convert to fraction form
    39,472.53/59,209.32 = 13,177.28/x
  3. Step 3: Cross multiply
    39,472.53x = 59,209.32 × 13,177.28
  4. Step 4: Simplify right side
    39,472.53x = 780,217,492.20
  5. Step 5: Solve for x
    x = 780,217,492.20/39,472.53
  6. Step 6: Final answer
    x = 19,766.09

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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.