Home / 44,136.27-66,197.56-12,547.80

Finding the Fourth Proportional to 44,136.27, 66,197.56 and 12,547.80

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Solution

The fourth proportional to 44,136.27, 66,197.56 and 12,547.80 is: 18,819.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,136.27 : 66,197.56 = 12,547.80 : x
  2. Step 2: Convert to fraction form
    44,136.27/66,197.56 = 12,547.80/x
  3. Step 3: Cross multiply
    44,136.27x = 66,197.56 × 12,547.80
  4. Step 4: Simplify right side
    44,136.27x = 830,633,743.37
  5. Step 5: Solve for x
    x = 830,633,743.37/44,136.27
  6. Step 6: Final answer
    x = 18,819.75

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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.