Home / 25,891.08-38,830.20-11,098.32

Finding the Fourth Proportional to 25,891.08, 38,830.20 and 11,098.32

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Solution

The fourth proportional to 25,891.08, 38,830.20 and 11,098.32 is: 16,644.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.08 : 38,830.20 = 11,098.32 : x
  2. Step 2: Convert to fraction form
    25,891.08/38,830.20 = 11,098.32/x
  3. Step 3: Cross multiply
    25,891.08x = 38,830.20 × 11,098.32
  4. Step 4: Simplify right side
    25,891.08x = 430,949,985.26
  5. Step 5: Solve for x
    x = 430,949,985.26/25,891.08
  6. Step 6: Final answer
    x = 16,644.73

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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.