Home / 19,425.11-29,127.62-6,275.76

Finding the Fourth Proportional to 19,425.11, 29,127.62 and 6,275.76

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Solution

The fourth proportional to 19,425.11, 29,127.62 and 6,275.76 is: 9,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.11 : 29,127.62 = 6,275.76 : x
  2. Step 2: Convert to fraction form
    19,425.11/29,127.62 = 6,275.76/x
  3. Step 3: Cross multiply
    19,425.11x = 29,127.62 × 6,275.76
  4. Step 4: Simplify right side
    19,425.11x = 182,797,921.11
  5. Step 5: Solve for x
    x = 182,797,921.11/19,425.11
  6. Step 6: Final answer
    x = 9,410.40

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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.