Home / 45,799.19-63,167.33-30,687.02

Finding the Fourth Proportional to 45,799.19, 63,167.33 and 30,687.02

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Solution

The fourth proportional to 45,799.19, 63,167.33 and 30,687.02 is: 42,324.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,799.19 : 63,167.33 = 30,687.02 : x
  2. Step 2: Convert to fraction form
    45,799.19/63,167.33 = 30,687.02/x
  3. Step 3: Cross multiply
    45,799.19x = 63,167.33 × 30,687.02
  4. Step 4: Simplify right side
    45,799.19x = 1,938,416,879.94
  5. Step 5: Solve for x
    x = 1,938,416,879.94/45,799.19
  6. Step 6: Final answer
    x = 42,324.27

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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.