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Finding the Fourth Proportional to 40,792.48, 56,294.48 and 22,888.78

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Solution

The fourth proportional to 40,792.48, 56,294.48 and 22,888.78 is: 31,587.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,792.48 : 56,294.48 = 22,888.78 : x
  2. Step 2: Convert to fraction form
    40,792.48/56,294.48 = 22,888.78/x
  3. Step 3: Cross multiply
    40,792.48x = 56,294.48 × 22,888.78
  4. Step 4: Simplify right side
    40,792.48x = 1,288,511,967.93
  5. Step 5: Solve for x
    x = 1,288,511,967.93/40,792.48
  6. Step 6: Final answer
    x = 31,587.00

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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.