Home / 13,332.53-18,397.97-7,364.15

Finding the Fourth Proportional to 13,332.53, 18,397.97 and 7,364.15

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Solution

The fourth proportional to 13,332.53, 18,397.97 and 7,364.15 is: 10,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.53 : 18,397.97 = 7,364.15 : x
  2. Step 2: Convert to fraction form
    13,332.53/18,397.97 = 7,364.15/x
  3. Step 3: Cross multiply
    13,332.53x = 18,397.97 × 7,364.15
  4. Step 4: Simplify right side
    13,332.53x = 135,485,378.57
  5. Step 5: Solve for x
    x = 135,485,378.57/13,332.53
  6. Step 6: Final answer
    x = 10,162.01

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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.