Home / 32,791.15-49,155.51-20,911.57

Finding the Fourth Proportional to 32,791.15, 49,155.51 and 20,911.57

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Solution

The fourth proportional to 32,791.15, 49,155.51 and 20,911.57 is: 31,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,791.15 : 49,155.51 = 20,911.57 : x
  2. Step 2: Convert to fraction form
    32,791.15/49,155.51 = 20,911.57/x
  3. Step 3: Cross multiply
    32,791.15x = 49,155.51 × 20,911.57
  4. Step 4: Simplify right side
    32,791.15x = 1,027,918,726.15
  5. Step 5: Solve for x
    x = 1,027,918,726.15/32,791.15
  6. Step 6: Final answer
    x = 31,347.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.