Home / 15,070.56-22,605.95-3,977.17

Finding the Fourth Proportional to 15,070.56, 22,605.95 and 3,977.17

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Solution

The fourth proportional to 15,070.56, 22,605.95 and 3,977.17 is: 5,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070.56 : 22,605.95 = 3,977.17 : x
  2. Step 2: Convert to fraction form
    15,070.56/22,605.95 = 3,977.17/x
  3. Step 3: Cross multiply
    15,070.56x = 22,605.95 × 3,977.17
  4. Step 4: Simplify right side
    15,070.56x = 89,907,659.59
  5. Step 5: Solve for x
    x = 89,907,659.59/15,070.56
  6. Step 6: Final answer
    x = 5,965.78

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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.