Home / 15,440.98-23,160.55-9,519

Finding the Fourth Proportional to 15,440.98, 23,160.55 and 9,519

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Solution

The fourth proportional to 15,440.98, 23,160.55 and 9,519 is: 14,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440.98 : 23,160.55 = 9,519 : x
  2. Step 2: Convert to fraction form
    15,440.98/23,160.55 = 9,519/x
  3. Step 3: Cross multiply
    15,440.98x = 23,160.55 × 9,519
  4. Step 4: Simplify right side
    15,440.98x = 220,465,275.45
  5. Step 5: Solve for x
    x = 220,465,275.45/15,440.98
  6. Step 6: Final answer
    x = 14,277.93

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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.