Home / 28,377.95-42,557.30-9,652.97

Finding the Fourth Proportional to 28,377.95, 42,557.30 and 9,652.97

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Solution

The fourth proportional to 28,377.95, 42,557.30 and 9,652.97 is: 14,476.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,377.95 : 42,557.30 = 9,652.97 : x
  2. Step 2: Convert to fraction form
    28,377.95/42,557.30 = 9,652.97/x
  3. Step 3: Cross multiply
    28,377.95x = 42,557.30 × 9,652.97
  4. Step 4: Simplify right side
    28,377.95x = 410,804,434.51
  5. Step 5: Solve for x
    x = 410,804,434.51/28,377.95
  6. Step 6: Final answer
    x = 14,476.19

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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.