Home / 29,325.56-40,469.20-15,897.16

Finding the Fourth Proportional to 29,325.56, 40,469.20 and 15,897.16

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Solution

The fourth proportional to 29,325.56, 40,469.20 and 15,897.16 is: 21,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,325.56 : 40,469.20 = 15,897.16 : x
  2. Step 2: Convert to fraction form
    29,325.56/40,469.20 = 15,897.16/x
  3. Step 3: Cross multiply
    29,325.56x = 40,469.20 × 15,897.16
  4. Step 4: Simplify right side
    29,325.56x = 643,345,347.47
  5. Step 5: Solve for x
    x = 643,345,347.47/29,325.56
  6. Step 6: Final answer
    x = 21,938.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.