Home / 18,332.11-25,297.63-9,948.43

Finding the Fourth Proportional to 18,332.11, 25,297.63 and 9,948.43

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Solution

The fourth proportional to 18,332.11, 25,297.63 and 9,948.43 is: 13,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.11 : 25,297.63 = 9,948.43 : x
  2. Step 2: Convert to fraction form
    18,332.11/25,297.63 = 9,948.43/x
  3. Step 3: Cross multiply
    18,332.11x = 25,297.63 × 9,948.43
  4. Step 4: Simplify right side
    18,332.11x = 251,671,701.22
  5. Step 5: Solve for x
    x = 251,671,701.22/18,332.11
  6. Step 6: Final answer
    x = 13,728.46

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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.