Home / 40,835.01-61,239.55-13,126.53

Finding the Fourth Proportional to 40,835.01, 61,239.55 and 13,126.53

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Solution

The fourth proportional to 40,835.01, 61,239.55 and 13,126.53 is: 19,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,835.01 : 61,239.55 = 13,126.53 : x
  2. Step 2: Convert to fraction form
    40,835.01/61,239.55 = 13,126.53/x
  3. Step 3: Cross multiply
    40,835.01x = 61,239.55 × 13,126.53
  4. Step 4: Simplify right side
    40,835.01x = 803,862,790.26
  5. Step 5: Solve for x
    x = 803,862,790.26/40,835.01
  6. Step 6: Final answer
    x = 19,685.63

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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.