Home / 25,695.10-38,545.61-9,896.45

Finding the Fourth Proportional to 25,695.10, 38,545.61 and 9,896.45

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Solution

The fourth proportional to 25,695.10, 38,545.61 and 9,896.45 is: 14,845.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.10 : 38,545.61 = 9,896.45 : x
  2. Step 2: Convert to fraction form
    25,695.10/38,545.61 = 9,896.45/x
  3. Step 3: Cross multiply
    25,695.10x = 38,545.61 × 9,896.45
  4. Step 4: Simplify right side
    25,695.10x = 381,464,702.08
  5. Step 5: Solve for x
    x = 381,464,702.08/25,695.10
  6. Step 6: Final answer
    x = 14,845.82

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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.