Home / 15,539.29-23,311.24-5,543.29

Finding the Fourth Proportional to 15,539.29, 23,311.24 and 5,543.29

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Solution

The fourth proportional to 15,539.29, 23,311.24 and 5,543.29 is: 8,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.29 : 23,311.24 = 5,543.29 : x
  2. Step 2: Convert to fraction form
    15,539.29/23,311.24 = 5,543.29/x
  3. Step 3: Cross multiply
    15,539.29x = 23,311.24 × 5,543.29
  4. Step 4: Simplify right side
    15,539.29x = 129,220,878.92
  5. Step 5: Solve for x
    x = 129,220,878.92/15,539.29
  6. Step 6: Final answer
    x = 8,315.75

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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.