Home / 14,988.90-22,481.22-5,126.75

Finding the Fourth Proportional to 14,988.90, 22,481.22 and 5,126.75

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Solution

The fourth proportional to 14,988.90, 22,481.22 and 5,126.75 is: 7,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,988.90 : 22,481.22 = 5,126.75 : x
  2. Step 2: Convert to fraction form
    14,988.90/22,481.22 = 5,126.75/x
  3. Step 3: Cross multiply
    14,988.90x = 22,481.22 × 5,126.75
  4. Step 4: Simplify right side
    14,988.90x = 115,255,482.23
  5. Step 5: Solve for x
    x = 115,255,482.23/14,988.90
  6. Step 6: Final answer
    x = 7,689.39

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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.