Home / 23,386.28-32,272.56-12,775.96

Finding the Fourth Proportional to 23,386.28, 32,272.56 and 12,775.96

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Solution

The fourth proportional to 23,386.28, 32,272.56 and 12,775.96 is: 17,630.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,386.28 : 32,272.56 = 12,775.96 : x
  2. Step 2: Convert to fraction form
    23,386.28/32,272.56 = 12,775.96/x
  3. Step 3: Cross multiply
    23,386.28x = 32,272.56 × 12,775.96
  4. Step 4: Simplify right side
    23,386.28x = 412,312,935.66
  5. Step 5: Solve for x
    x = 412,312,935.66/23,386.28
  6. Step 6: Final answer
    x = 17,630.55

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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.