Home / 19,014.52-28,498.02-9,151.15

Finding the Fourth Proportional to 19,014.52, 28,498.02 and 9,151.15

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Solution

The fourth proportional to 19,014.52, 28,498.02 and 9,151.15 is: 13,715.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.52 : 28,498.02 = 9,151.15 : x
  2. Step 2: Convert to fraction form
    19,014.52/28,498.02 = 9,151.15/x
  3. Step 3: Cross multiply
    19,014.52x = 28,498.02 × 9,151.15
  4. Step 4: Simplify right side
    19,014.52x = 260,789,655.72
  5. Step 5: Solve for x
    x = 260,789,655.72/19,014.52
  6. Step 6: Final answer
    x = 13,715.29

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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.