Home / 14,757.18-22,136.45-4,228.74

Finding the Fourth Proportional to 14,757.18, 22,136.45 and 4,228.74

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Solution

The fourth proportional to 14,757.18, 22,136.45 and 4,228.74 is: 6,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,757.18 : 22,136.45 = 4,228.74 : x
  2. Step 2: Convert to fraction form
    14,757.18/22,136.45 = 4,228.74/x
  3. Step 3: Cross multiply
    14,757.18x = 22,136.45 × 4,228.74
  4. Step 4: Simplify right side
    14,757.18x = 93,609,291.57
  5. Step 5: Solve for x
    x = 93,609,291.57/14,757.18
  6. Step 6: Final answer
    x = 6,343.30

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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.