Home / 31,099.60-42,891.02-26,277.87

Finding the Fourth Proportional to 31,099.60, 42,891.02 and 26,277.87

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Solution

The fourth proportional to 31,099.60, 42,891.02 and 26,277.87 is: 36,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,099.60 : 42,891.02 = 26,277.87 : x
  2. Step 2: Convert to fraction form
    31,099.60/42,891.02 = 26,277.87/x
  3. Step 3: Cross multiply
    31,099.60x = 42,891.02 × 26,277.87
  4. Step 4: Simplify right side
    31,099.60x = 1,127,084,534.46
  5. Step 5: Solve for x
    x = 1,127,084,534.46/31,099.60
  6. Step 6: Final answer
    x = 36,241.13

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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.