Home / 19,442.16-29,158.92-5,587.92

Finding the Fourth Proportional to 19,442.16, 29,158.92 and 5,587.92

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Solution

The fourth proportional to 19,442.16, 29,158.92 and 5,587.92 is: 8,380.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.16 : 29,158.92 = 5,587.92 : x
  2. Step 2: Convert to fraction form
    19,442.16/29,158.92 = 5,587.92/x
  3. Step 3: Cross multiply
    19,442.16x = 29,158.92 × 5,587.92
  4. Step 4: Simplify right side
    19,442.16x = 162,937,712.25
  5. Step 5: Solve for x
    x = 162,937,712.25/19,442.16
  6. Step 6: Final answer
    x = 8,380.64

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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.