Home / 38,289.61-57,434.39-14,932.45

Finding the Fourth Proportional to 38,289.61, 57,434.39 and 14,932.45

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Solution

The fourth proportional to 38,289.61, 57,434.39 and 14,932.45 is: 22,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,289.61 : 57,434.39 = 14,932.45 : x
  2. Step 2: Convert to fraction form
    38,289.61/57,434.39 = 14,932.45/x
  3. Step 3: Cross multiply
    38,289.61x = 57,434.39 × 14,932.45
  4. Step 4: Simplify right side
    38,289.61x = 857,635,795.12
  5. Step 5: Solve for x
    x = 857,635,795.12/38,289.61
  6. Step 6: Final answer
    x = 22,398.66

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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.