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Finding the Fourth Proportional to 44,398.32, 66,655.80 and 31,256.88

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Solution

The fourth proportional to 44,398.32, 66,655.80 and 31,256.88 is: 46,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,398.32 : 66,655.80 = 31,256.88 : x
  2. Step 2: Convert to fraction form
    44,398.32/66,655.80 = 31,256.88/x
  3. Step 3: Cross multiply
    44,398.32x = 66,655.80 × 31,256.88
  4. Step 4: Simplify right side
    44,398.32x = 2,083,452,341.90
  5. Step 5: Solve for x
    x = 2,083,452,341.90/44,398.32
  6. Step 6: Final answer
    x = 46,926.38

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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.