Home / 37,255.02-51,397.35-21,331.02

Finding the Fourth Proportional to 37,255.02, 51,397.35 and 21,331.02

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Solution

The fourth proportional to 37,255.02, 51,397.35 and 21,331.02 is: 29,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,255.02 : 51,397.35 = 21,331.02 : x
  2. Step 2: Convert to fraction form
    37,255.02/51,397.35 = 21,331.02/x
  3. Step 3: Cross multiply
    37,255.02x = 51,397.35 × 21,331.02
  4. Step 4: Simplify right side
    37,255.02x = 1,096,357,900.80
  5. Step 5: Solve for x
    x = 1,096,357,900.80/37,255.02
  6. Step 6: Final answer
    x = 29,428.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.