Home / 45,336.31-62,522.25-28,335.12

Finding the Fourth Proportional to 45,336.31, 62,522.25 and 28,335.12

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Solution

The fourth proportional to 45,336.31, 62,522.25 and 28,335.12 is: 39,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,336.31 : 62,522.25 = 28,335.12 : x
  2. Step 2: Convert to fraction form
    45,336.31/62,522.25 = 28,335.12/x
  3. Step 3: Cross multiply
    45,336.31x = 62,522.25 × 28,335.12
  4. Step 4: Simplify right side
    45,336.31x = 1,771,575,115.70
  5. Step 5: Solve for x
    x = 1,771,575,115.70/45,336.31
  6. Step 6: Final answer
    x = 39,076.30

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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.