Home / 19,330.29-29,000.04-6,851.40

Finding the Fourth Proportional to 19,330.29, 29,000.04 and 6,851.40

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Solution

The fourth proportional to 19,330.29, 29,000.04 and 6,851.40 is: 10,278.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,330.29 : 29,000.04 = 6,851.40 : x
  2. Step 2: Convert to fraction form
    19,330.29/29,000.04 = 6,851.40/x
  3. Step 3: Cross multiply
    19,330.29x = 29,000.04 × 6,851.40
  4. Step 4: Simplify right side
    19,330.29x = 198,690,886.90
  5. Step 5: Solve for x
    x = 198,690,886.90/19,330.29
  6. Step 6: Final answer
    x = 10,278.73

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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.