Home / 55,461.76-76,535.52-31,591.84

Finding the Fourth Proportional to 55,461.76, 76,535.52 and 31,591.84

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Solution

The fourth proportional to 55,461.76, 76,535.52 and 31,591.84 is: 43,595.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,461.76 : 76,535.52 = 31,591.84 : x
  2. Step 2: Convert to fraction form
    55,461.76/76,535.52 = 31,591.84/x
  3. Step 3: Cross multiply
    55,461.76x = 76,535.52 × 31,591.84
  4. Step 4: Simplify right side
    55,461.76x = 2,417,897,902.16
  5. Step 5: Solve for x
    x = 2,417,897,902.16/55,461.76
  6. Step 6: Final answer
    x = 43,595.77

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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.