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Finding the Fourth Proportional to 29,373.34, 40,535.07 and 15,944.49

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Solution

The fourth proportional to 29,373.34, 40,535.07 and 15,944.49 is: 22,003.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,373.34 : 40,535.07 = 15,944.49 : x
  2. Step 2: Convert to fraction form
    29,373.34/40,535.07 = 15,944.49/x
  3. Step 3: Cross multiply
    29,373.34x = 40,535.07 × 15,944.49
  4. Step 4: Simplify right side
    29,373.34x = 646,311,018.26
  5. Step 5: Solve for x
    x = 646,311,018.26/29,373.34
  6. Step 6: Final answer
    x = 22,003.32

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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.