Home / 38,319.84-57,445.65-14,940.90

Finding the Fourth Proportional to 38,319.84, 57,445.65 and 14,940.90

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Solution

The fourth proportional to 38,319.84, 57,445.65 and 14,940.90 is: 22,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,319.84 : 57,445.65 = 14,940.90 : x
  2. Step 2: Convert to fraction form
    38,319.84/57,445.65 = 14,940.90/x
  3. Step 3: Cross multiply
    38,319.84x = 57,445.65 × 14,940.90
  4. Step 4: Simplify right side
    38,319.84x = 858,289,712.09
  5. Step 5: Solve for x
    x = 858,289,712.09/38,319.84
  6. Step 6: Final answer
    x = 22,398.05

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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.