Home / 14,754.18-22,109.18-6,429.69

Finding the Fourth Proportional to 14,754.18, 22,109.18 and 6,429.69

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Solution

The fourth proportional to 14,754.18, 22,109.18 and 6,429.69 is: 9,634.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.18 : 22,109.18 = 6,429.69 : x
  2. Step 2: Convert to fraction form
    14,754.18/22,109.18 = 6,429.69/x
  3. Step 3: Cross multiply
    14,754.18x = 22,109.18 × 6,429.69
  4. Step 4: Simplify right side
    14,754.18x = 142,155,141.41
  5. Step 5: Solve for x
    x = 142,155,141.41/14,754.18
  6. Step 6: Final answer
    x = 9,634.91

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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.