Home / 13,332.03-18,397.71-7,363.95

Finding the Fourth Proportional to 13,332.03, 18,397.71 and 7,363.95

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Solution

The fourth proportional to 13,332.03, 18,397.71 and 7,363.95 is: 10,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.03 : 18,397.71 = 7,363.95 : x
  2. Step 2: Convert to fraction form
    13,332.03/18,397.71 = 7,363.95/x
  3. Step 3: Cross multiply
    13,332.03x = 18,397.71 × 7,363.95
  4. Step 4: Simplify right side
    13,332.03x = 135,479,816.55
  5. Step 5: Solve for x
    x = 135,479,816.55/13,332.03
  6. Step 6: Final answer
    x = 10,161.98

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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.