Home / 23,387.60-32,273.88-13,955.60

Finding the Fourth Proportional to 23,387.60, 32,273.88 and 13,955.60

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Solution

The fourth proportional to 23,387.60, 32,273.88 and 13,955.60 is: 19,258.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.60 : 32,273.88 = 13,955.60 : x
  2. Step 2: Convert to fraction form
    23,387.60/32,273.88 = 13,955.60/x
  3. Step 3: Cross multiply
    23,387.60x = 32,273.88 × 13,955.60
  4. Step 4: Simplify right side
    23,387.60x = 450,401,359.73
  5. Step 5: Solve for x
    x = 450,401,359.73/23,387.60
  6. Step 6: Final answer
    x = 19,258.13

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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.