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Finding the Fourth Proportional to 44,646.56, 66,981.10 and 31,524.56

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Solution

The fourth proportional to 44,646.56, 66,981.10 and 31,524.56 is: 47,294.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,646.56 : 66,981.10 = 31,524.56 : x
  2. Step 2: Convert to fraction form
    44,646.56/66,981.10 = 31,524.56/x
  3. Step 3: Cross multiply
    44,646.56x = 66,981.10 × 31,524.56
  4. Step 4: Simplify right side
    44,646.56x = 2,111,549,705.82
  5. Step 5: Solve for x
    x = 2,111,549,705.82/44,646.56
  6. Step 6: Final answer
    x = 47,294.79

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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.