Home / 34,854.40-48,098.97-18,938.85

Finding the Fourth Proportional to 34,854.40, 48,098.97 and 18,938.85

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Solution

The fourth proportional to 34,854.40, 48,098.97 and 18,938.85 is: 26,135.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.40 : 48,098.97 = 18,938.85 : x
  2. Step 2: Convert to fraction form
    34,854.40/48,098.97 = 18,938.85/x
  3. Step 3: Cross multiply
    34,854.40x = 48,098.97 × 18,938.85
  4. Step 4: Simplify right side
    34,854.40x = 910,939,077.51
  5. Step 5: Solve for x
    x = 910,939,077.51/34,854.40
  6. Step 6: Final answer
    x = 26,135.56

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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.