Home / 57,445.34-79,264.88-31,948.36

Finding the Fourth Proportional to 57,445.34, 79,264.88 and 31,948.36

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Solution

The fourth proportional to 57,445.34, 79,264.88 and 31,948.36 is: 44,083.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,445.34 : 79,264.88 = 31,948.36 : x
  2. Step 2: Convert to fraction form
    57,445.34/79,264.88 = 31,948.36/x
  3. Step 3: Cross multiply
    57,445.34x = 79,264.88 × 31,948.36
  4. Step 4: Simplify right side
    57,445.34x = 2,532,382,921.60
  5. Step 5: Solve for x
    x = 2,532,382,921.60/57,445.34
  6. Step 6: Final answer
    x = 44,083.35

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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.