Home / 28,306.59-42,458.92-7,246.82

Finding the Fourth Proportional to 28,306.59, 42,458.92 and 7,246.82

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Solution

The fourth proportional to 28,306.59, 42,458.92 and 7,246.82 is: 10,869.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,306.59 : 42,458.92 = 7,246.82 : x
  2. Step 2: Convert to fraction form
    28,306.59/42,458.92 = 7,246.82/x
  3. Step 3: Cross multiply
    28,306.59x = 42,458.92 × 7,246.82
  4. Step 4: Simplify right side
    28,306.59x = 307,692,159.05
  5. Step 5: Solve for x
    x = 307,692,159.05/28,306.59
  6. Step 6: Final answer
    x = 10,869.98

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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.