Home / 39,950.74-59,915.85-11,864.17

Finding the Fourth Proportional to 39,950.74, 59,915.85 and 11,864.17

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Solution

The fourth proportional to 39,950.74, 59,915.85 and 11,864.17 is: 17,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,950.74 : 59,915.85 = 11,864.17 : x
  2. Step 2: Convert to fraction form
    39,950.74/59,915.85 = 11,864.17/x
  3. Step 3: Cross multiply
    39,950.74x = 59,915.85 × 11,864.17
  4. Step 4: Simplify right side
    39,950.74x = 710,851,830.09
  5. Step 5: Solve for x
    x = 710,851,830.09/39,950.74
  6. Step 6: Final answer
    x = 17,793.21

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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.