Home / 14,655.35-20,223.16-8,282.52

Finding the Fourth Proportional to 14,655.35, 20,223.16 and 8,282.52

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Solution

The fourth proportional to 14,655.35, 20,223.16 and 8,282.52 is: 11,429.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.35 : 20,223.16 = 8,282.52 : x
  2. Step 2: Convert to fraction form
    14,655.35/20,223.16 = 8,282.52/x
  3. Step 3: Cross multiply
    14,655.35x = 20,223.16 × 8,282.52
  4. Step 4: Simplify right side
    14,655.35x = 167,498,706.46
  5. Step 5: Solve for x
    x = 167,498,706.46/14,655.35
  6. Step 6: Final answer
    x = 11,429.18

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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.