Home / 23,282.79-32,130.26-12,672.39

Finding the Fourth Proportional to 23,282.79, 32,130.26 and 12,672.39

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Solution

The fourth proportional to 23,282.79, 32,130.26 and 12,672.39 is: 17,487.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.79 : 32,130.26 = 12,672.39 : x
  2. Step 2: Convert to fraction form
    23,282.79/32,130.26 = 12,672.39/x
  3. Step 3: Cross multiply
    23,282.79x = 32,130.26 × 12,672.39
  4. Step 4: Simplify right side
    23,282.79x = 407,167,290.17
  5. Step 5: Solve for x
    x = 407,167,290.17/23,282.79
  6. Step 6: Final answer
    x = 17,487.91

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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.