Home / 18,332.01-25,298.19-9,948.51

Finding the Fourth Proportional to 18,332.01, 25,298.19 and 9,948.51

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Solution

The fourth proportional to 18,332.01, 25,298.19 and 9,948.51 is: 13,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.01 : 25,298.19 = 9,948.51 : x
  2. Step 2: Convert to fraction form
    18,332.01/25,298.19 = 9,948.51/x
  3. Step 3: Cross multiply
    18,332.01x = 25,298.19 × 9,948.51
  4. Step 4: Simplify right side
    18,332.01x = 251,679,296.20
  5. Step 5: Solve for x
    x = 251,679,296.20/18,332.01
  6. Step 6: Final answer
    x = 13,728.95

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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.