Home / 31,932.46-44,077.01-20,602.28

Finding the Fourth Proportional to 31,932.46, 44,077.01 and 20,602.28

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Solution

The fourth proportional to 31,932.46, 44,077.01 and 20,602.28 is: 28,437.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.46 : 44,077.01 = 20,602.28 : x
  2. Step 2: Convert to fraction form
    31,932.46/44,077.01 = 20,602.28/x
  3. Step 3: Cross multiply
    31,932.46x = 44,077.01 × 20,602.28
  4. Step 4: Simplify right side
    31,932.46x = 908,086,901.58
  5. Step 5: Solve for x
    x = 908,086,901.58/31,932.46
  6. Step 6: Final answer
    x = 28,437.74

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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.