Home / 14,756.16-22,136.40-5,520

Finding the Fourth Proportional to 14,756.16, 22,136.40 and 5,520

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Solution

The fourth proportional to 14,756.16, 22,136.40 and 5,520 is: 8,280.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.16 : 22,136.40 = 5,520 : x
  2. Step 2: Convert to fraction form
    14,756.16/22,136.40 = 5,520/x
  3. Step 3: Cross multiply
    14,756.16x = 22,136.40 × 5,520
  4. Step 4: Simplify right side
    14,756.16x = 122,192,928.00
  5. Step 5: Solve for x
    x = 122,192,928.00/14,756.16
  6. Step 6: Final answer
    x = 8,280.81

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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.