Home / 36,915.89-55,374.61-13,224.97

Finding the Fourth Proportional to 36,915.89, 55,374.61 and 13,224.97

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Solution

The fourth proportional to 36,915.89, 55,374.61 and 13,224.97 is: 19,837.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,915.89 : 55,374.61 = 13,224.97 : x
  2. Step 2: Convert to fraction form
    36,915.89/55,374.61 = 13,224.97/x
  3. Step 3: Cross multiply
    36,915.89x = 55,374.61 × 13,224.97
  4. Step 4: Simplify right side
    36,915.89x = 732,327,641.76
  5. Step 5: Solve for x
    x = 732,327,641.76/36,915.89
  6. Step 6: Final answer
    x = 19,837.74

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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.