Home / 19,543.32-29,311.54-5,689.08

Finding the Fourth Proportional to 19,543.32, 29,311.54 and 5,689.08

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Solution

The fourth proportional to 19,543.32, 29,311.54 and 5,689.08 is: 8,532.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.32 : 29,311.54 = 5,689.08 : x
  2. Step 2: Convert to fraction form
    19,543.32/29,311.54 = 5,689.08/x
  3. Step 3: Cross multiply
    19,543.32x = 29,311.54 × 5,689.08
  4. Step 4: Simplify right side
    19,543.32x = 166,755,695.98
  5. Step 5: Solve for x
    x = 166,755,695.98/19,543.32
  6. Step 6: Final answer
    x = 8,532.62

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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.