Home / 43,250.98-59,649.07-28,138.12

Finding the Fourth Proportional to 43,250.98, 59,649.07 and 28,138.12

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Solution

The fourth proportional to 43,250.98, 59,649.07 and 28,138.12 is: 38,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,250.98 : 59,649.07 = 28,138.12 : x
  2. Step 2: Convert to fraction form
    43,250.98/59,649.07 = 28,138.12/x
  3. Step 3: Cross multiply
    43,250.98x = 59,649.07 × 28,138.12
  4. Step 4: Simplify right side
    43,250.98x = 1,678,412,689.55
  5. Step 5: Solve for x
    x = 1,678,412,689.55/43,250.98
  6. Step 6: Final answer
    x = 38,806.35

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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.