Home / 19,695.12-29,542.27-6,547.62

Finding the Fourth Proportional to 19,695.12, 29,542.27 and 6,547.62

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Solution

The fourth proportional to 19,695.12, 29,542.27 and 6,547.62 is: 9,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,695.12 : 29,542.27 = 6,547.62 : x
  2. Step 2: Convert to fraction form
    19,695.12/29,542.27 = 6,547.62/x
  3. Step 3: Cross multiply
    19,695.12x = 29,542.27 × 6,547.62
  4. Step 4: Simplify right side
    19,695.12x = 193,431,557.90
  5. Step 5: Solve for x
    x = 193,431,557.90/19,695.12
  6. Step 6: Final answer
    x = 9,821.29

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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.