Home / 15,424.69-23,136.93-4,331.38

Finding the Fourth Proportional to 15,424.69, 23,136.93 and 4,331.38

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Solution

The fourth proportional to 15,424.69, 23,136.93 and 4,331.38 is: 6,497.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424.69 : 23,136.93 = 4,331.38 : x
  2. Step 2: Convert to fraction form
    15,424.69/23,136.93 = 4,331.38/x
  3. Step 3: Cross multiply
    15,424.69x = 23,136.93 × 4,331.38
  4. Step 4: Simplify right side
    15,424.69x = 100,214,835.86
  5. Step 5: Solve for x
    x = 100,214,835.86/15,424.69
  6. Step 6: Final answer
    x = 6,497.04

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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.