Home / 18,284.93-25,233.13-9,901.43

Finding the Fourth Proportional to 18,284.93, 25,233.13 and 9,901.43

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Solution

The fourth proportional to 18,284.93, 25,233.13 and 9,901.43 is: 13,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.93 : 25,233.13 = 9,901.43 : x
  2. Step 2: Convert to fraction form
    18,284.93/25,233.13 = 9,901.43/x
  3. Step 3: Cross multiply
    18,284.93x = 25,233.13 × 9,901.43
  4. Step 4: Simplify right side
    18,284.93x = 249,844,070.38
  5. Step 5: Solve for x
    x = 249,844,070.38/18,284.93
  6. Step 6: Final answer
    x = 13,663.93

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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.