Home / 14,759.12-22,140.86-4,760.52

Finding the Fourth Proportional to 14,759.12, 22,140.86 and 4,760.52

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Solution

The fourth proportional to 14,759.12, 22,140.86 and 4,760.52 is: 7,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759.12 : 22,140.86 = 4,760.52 : x
  2. Step 2: Convert to fraction form
    14,759.12/22,140.86 = 4,760.52/x
  3. Step 3: Cross multiply
    14,759.12x = 22,140.86 × 4,760.52
  4. Step 4: Simplify right side
    14,759.12x = 105,402,006.85
  5. Step 5: Solve for x
    x = 105,402,006.85/14,759.12
  6. Step 6: Final answer
    x = 7,141.48

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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.