Home / 15,191.32-22,779.48-4,658.82

Finding the Fourth Proportional to 15,191.32, 22,779.48 and 4,658.82

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Solution

The fourth proportional to 15,191.32, 22,779.48 and 4,658.82 is: 6,985.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191.32 : 22,779.48 = 4,658.82 : x
  2. Step 2: Convert to fraction form
    15,191.32/22,779.48 = 4,658.82/x
  3. Step 3: Cross multiply
    15,191.32x = 22,779.48 × 4,658.82
  4. Step 4: Simplify right side
    15,191.32x = 106,125,402.86
  5. Step 5: Solve for x
    x = 106,125,402.86/15,191.32
  6. Step 6: Final answer
    x = 6,985.92

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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.