Home / 19,510.78-29,263.19-6,363.13

Finding the Fourth Proportional to 19,510.78, 29,263.19 and 6,363.13

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Solution

The fourth proportional to 19,510.78, 29,263.19 and 6,363.13 is: 9,543.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.78 : 29,263.19 = 6,363.13 : x
  2. Step 2: Convert to fraction form
    19,510.78/29,263.19 = 6,363.13/x
  3. Step 3: Cross multiply
    19,510.78x = 29,263.19 × 6,363.13
  4. Step 4: Simplify right side
    19,510.78x = 186,205,335.87
  5. Step 5: Solve for x
    x = 186,205,335.87/19,510.78
  6. Step 6: Final answer
    x = 9,543.72

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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.