Home / 29,721.19-44,550.36-10,989.20

Finding the Fourth Proportional to 29,721.19, 44,550.36 and 10,989.20

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Solution

The fourth proportional to 29,721.19, 44,550.36 and 10,989.20 is: 16,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.19 : 44,550.36 = 10,989.20 : x
  2. Step 2: Convert to fraction form
    29,721.19/44,550.36 = 10,989.20/x
  3. Step 3: Cross multiply
    29,721.19x = 44,550.36 × 10,989.20
  4. Step 4: Simplify right side
    29,721.19x = 489,572,593.36
  5. Step 5: Solve for x
    x = 489,572,593.36/29,721.19
  6. Step 6: Final answer
    x = 16,472.17

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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.