Home / 44,136.47-66,167.37-19,157.74

Finding the Fourth Proportional to 44,136.47, 66,167.37 and 19,157.74

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Solution

The fourth proportional to 44,136.47, 66,167.37 and 19,157.74 is: 28,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,136.47 : 66,167.37 = 19,157.74 : x
  2. Step 2: Convert to fraction form
    44,136.47/66,167.37 = 19,157.74/x
  3. Step 3: Cross multiply
    44,136.47x = 66,167.37 × 19,157.74
  4. Step 4: Simplify right side
    44,136.47x = 1,267,617,270.94
  5. Step 5: Solve for x
    x = 1,267,617,270.94/44,136.47
  6. Step 6: Final answer
    x = 28,720.40

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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.