Home / 14,691.74-21,988.35-12,059.15

Finding the Fourth Proportional to 14,691.74, 21,988.35 and 12,059.15

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Solution

The fourth proportional to 14,691.74, 21,988.35 and 12,059.15 is: 18,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,691.74 : 21,988.35 = 12,059.15 : x
  2. Step 2: Convert to fraction form
    14,691.74/21,988.35 = 12,059.15/x
  3. Step 3: Cross multiply
    14,691.74x = 21,988.35 × 12,059.15
  4. Step 4: Simplify right side
    14,691.74x = 265,160,700.96
  5. Step 5: Solve for x
    x = 265,160,700.96/14,691.74
  6. Step 6: Final answer
    x = 18,048.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.