Home / 38,511.24-57,766.95-10,431.47

Finding the Fourth Proportional to 38,511.24, 57,766.95 and 10,431.47

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Solution

The fourth proportional to 38,511.24, 57,766.95 and 10,431.47 is: 15,647.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,511.24 : 57,766.95 = 10,431.47 : x
  2. Step 2: Convert to fraction form
    38,511.24/57,766.95 = 10,431.47/x
  3. Step 3: Cross multiply
    38,511.24x = 57,766.95 × 10,431.47
  4. Step 4: Simplify right side
    38,511.24x = 602,593,917.08
  5. Step 5: Solve for x
    x = 602,593,917.08/38,511.24
  6. Step 6: Final answer
    x = 15,647.22

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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.