Home / 18,332.30-25,298.58-9,948.80

Finding the Fourth Proportional to 18,332.30, 25,298.58 and 9,948.80

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Solution

The fourth proportional to 18,332.30, 25,298.58 and 9,948.80 is: 13,729.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.30 : 25,298.58 = 9,948.80 : x
  2. Step 2: Convert to fraction form
    18,332.30/25,298.58 = 9,948.80/x
  3. Step 3: Cross multiply
    18,332.30x = 25,298.58 × 9,948.80
  4. Step 4: Simplify right side
    18,332.30x = 251,690,386.21
  5. Step 5: Solve for x
    x = 251,690,386.21/18,332.30
  6. Step 6: Final answer
    x = 13,729.34

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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.