Home / 18,511.02-25,545.24-10,127.52

Finding the Fourth Proportional to 18,511.02, 25,545.24 and 10,127.52

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Solution

The fourth proportional to 18,511.02, 25,545.24 and 10,127.52 is: 13,976.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,511.02 : 25,545.24 = 10,127.52 : x
  2. Step 2: Convert to fraction form
    18,511.02/25,545.24 = 10,127.52/x
  3. Step 3: Cross multiply
    18,511.02x = 25,545.24 × 10,127.52
  4. Step 4: Simplify right side
    18,511.02x = 258,709,929.00
  5. Step 5: Solve for x
    x = 258,709,929.00/18,511.02
  6. Step 6: Final answer
    x = 13,976.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.