Home / 29,720.57-44,549.42-10,988.57

Finding the Fourth Proportional to 29,720.57, 44,549.42 and 10,988.57

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Solution

The fourth proportional to 29,720.57, 44,549.42 and 10,988.57 is: 16,471.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.57 : 44,549.42 = 10,988.57 : x
  2. Step 2: Convert to fraction form
    29,720.57/44,549.42 = 10,988.57/x
  3. Step 3: Cross multiply
    29,720.57x = 44,549.42 × 10,988.57
  4. Step 4: Simplify right side
    29,720.57x = 489,534,420.13
  5. Step 5: Solve for x
    x = 489,534,420.13/29,720.57
  6. Step 6: Final answer
    x = 16,471.23

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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.