Home / 52,239.52-72,080.40-31,025.44

Finding the Fourth Proportional to 52,239.52, 72,080.40 and 31,025.44

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Solution

The fourth proportional to 52,239.52, 72,080.40 and 31,025.44 is: 42,809.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,239.52 : 72,080.40 = 31,025.44 : x
  2. Step 2: Convert to fraction form
    52,239.52/72,080.40 = 31,025.44/x
  3. Step 3: Cross multiply
    52,239.52x = 72,080.40 × 31,025.44
  4. Step 4: Simplify right side
    52,239.52x = 2,236,326,125.38
  5. Step 5: Solve for x
    x = 2,236,326,125.38/52,239.52
  6. Step 6: Final answer
    x = 42,809.09

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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.