Home / 14,136.24-21,209.94-7,560.48

Finding the Fourth Proportional to 14,136.24, 21,209.94 and 7,560.48

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Solution

The fourth proportional to 14,136.24, 21,209.94 and 7,560.48 is: 11,343.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136.24 : 21,209.94 = 7,560.48 : x
  2. Step 2: Convert to fraction form
    14,136.24/21,209.94 = 7,560.48/x
  3. Step 3: Cross multiply
    14,136.24x = 21,209.94 × 7,560.48
  4. Step 4: Simplify right side
    14,136.24x = 160,357,327.17
  5. Step 5: Solve for x
    x = 160,357,327.17/14,136.24
  6. Step 6: Final answer
    x = 11,343.70

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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.