Home / 23,387.90-32,275.33-13,316.34

Finding the Fourth Proportional to 23,387.90, 32,275.33 and 13,316.34

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Solution

The fourth proportional to 23,387.90, 32,275.33 and 13,316.34 is: 18,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.90 : 32,275.33 = 13,316.34 : x
  2. Step 2: Convert to fraction form
    23,387.90/32,275.33 = 13,316.34/x
  3. Step 3: Cross multiply
    23,387.90x = 32,275.33 × 13,316.34
  4. Step 4: Simplify right side
    23,387.90x = 429,789,385.40
  5. Step 5: Solve for x
    x = 429,789,385.40/23,387.90
  6. Step 6: Final answer
    x = 18,376.57

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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.