Home / 19,401.76-29,103.36-6,254.32

Finding the Fourth Proportional to 19,401.76, 29,103.36 and 6,254.32

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Solution

The fourth proportional to 19,401.76, 29,103.36 and 6,254.32 is: 9,381.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.76 : 29,103.36 = 6,254.32 : x
  2. Step 2: Convert to fraction form
    19,401.76/29,103.36 = 6,254.32/x
  3. Step 3: Cross multiply
    19,401.76x = 29,103.36 × 6,254.32
  4. Step 4: Simplify right side
    19,401.76x = 182,021,726.52
  5. Step 5: Solve for x
    x = 182,021,726.52/19,401.76
  6. Step 6: Final answer
    x = 9,381.71

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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.