Home / 61,312.41-91,967.71-16,938.18

Finding the Fourth Proportional to 61,312.41, 91,967.71 and 16,938.18

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Solution

The fourth proportional to 61,312.41, 91,967.71 and 16,938.18 is: 25,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,312.41 : 91,967.71 = 16,938.18 : x
  2. Step 2: Convert to fraction form
    61,312.41/91,967.71 = 16,938.18/x
  3. Step 3: Cross multiply
    61,312.41x = 91,967.71 × 16,938.18
  4. Step 4: Simplify right side
    61,312.41x = 1,557,765,541.48
  5. Step 5: Solve for x
    x = 1,557,765,541.48/61,312.41
  6. Step 6: Final answer
    x = 25,407.02

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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.