Home / 34,854.27-48,099.09-18,938.71

Finding the Fourth Proportional to 34,854.27, 48,099.09 and 18,938.71

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Solution

The fourth proportional to 34,854.27, 48,099.09 and 18,938.71 is: 26,135.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,854.27 : 48,099.09 = 18,938.71 : x
  2. Step 2: Convert to fraction form
    34,854.27/48,099.09 = 18,938.71/x
  3. Step 3: Cross multiply
    34,854.27x = 48,099.09 × 18,938.71
  4. Step 4: Simplify right side
    34,854.27x = 910,934,716.77
  5. Step 5: Solve for x
    x = 910,934,716.77/34,854.27
  6. Step 6: Final answer
    x = 26,135.53

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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.