Home / 39,642.17-59,463.26-11,940.17

Finding the Fourth Proportional to 39,642.17, 59,463.26 and 11,940.17

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Solution

The fourth proportional to 39,642.17, 59,463.26 and 11,940.17 is: 17,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,642.17 : 59,463.26 = 11,940.17 : x
  2. Step 2: Convert to fraction form
    39,642.17/59,463.26 = 11,940.17/x
  3. Step 3: Cross multiply
    39,642.17x = 59,463.26 × 11,940.17
  4. Step 4: Simplify right side
    39,642.17x = 710,001,611.66
  5. Step 5: Solve for x
    x = 710,001,611.66/39,642.17
  6. Step 6: Final answer
    x = 17,910.26

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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.