Home / 23,716.17-32,728.07-12,960.92

Finding the Fourth Proportional to 23,716.17, 32,728.07 and 12,960.92

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Solution

The fourth proportional to 23,716.17, 32,728.07 and 12,960.92 is: 17,885.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,716.17 : 32,728.07 = 12,960.92 : x
  2. Step 2: Convert to fraction form
    23,716.17/32,728.07 = 12,960.92/x
  3. Step 3: Cross multiply
    23,716.17x = 32,728.07 × 12,960.92
  4. Step 4: Simplify right side
    23,716.17x = 424,186,011.25
  5. Step 5: Solve for x
    x = 424,186,011.25/23,716.17
  6. Step 6: Final answer
    x = 17,885.94

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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.