Home / 57,427.90-79,252.22-34,771.04

Finding the Fourth Proportional to 57,427.90, 79,252.22 and 34,771.04

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Solution

The fourth proportional to 57,427.90, 79,252.22 and 34,771.04 is: 47,985.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,427.90 : 79,252.22 = 34,771.04 : x
  2. Step 2: Convert to fraction form
    57,427.90/79,252.22 = 34,771.04/x
  3. Step 3: Cross multiply
    57,427.90x = 79,252.22 × 34,771.04
  4. Step 4: Simplify right side
    57,427.90x = 2,755,682,111.71
  5. Step 5: Solve for x
    x = 2,755,682,111.71/57,427.90
  6. Step 6: Final answer
    x = 47,985.08

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1.5x scale

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.