Home / 13,124.97-19,691.01-4,360.50

Finding the Fourth Proportional to 13,124.97, 19,691.01 and 4,360.50

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Solution

The fourth proportional to 13,124.97, 19,691.01 and 4,360.50 is: 6,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.97 : 19,691.01 = 4,360.50 : x
  2. Step 2: Convert to fraction form
    13,124.97/19,691.01 = 4,360.50/x
  3. Step 3: Cross multiply
    13,124.97x = 19,691.01 × 4,360.50
  4. Step 4: Simplify right side
    13,124.97x = 85,862,649.11
  5. Step 5: Solve for x
    x = 85,862,649.11/13,124.97
  6. Step 6: Final answer
    x = 6,541.93

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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.