Home / 35,953.25-49,615.65-20,854.85

Finding the Fourth Proportional to 35,953.25, 49,615.65 and 20,854.85

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Solution

The fourth proportional to 35,953.25, 49,615.65 and 20,854.85 is: 28,779.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,953.25 : 49,615.65 = 20,854.85 : x
  2. Step 2: Convert to fraction form
    35,953.25/49,615.65 = 20,854.85/x
  3. Step 3: Cross multiply
    35,953.25x = 49,615.65 × 20,854.85
  4. Step 4: Simplify right side
    35,953.25x = 1,034,726,938.40
  5. Step 5: Solve for x
    x = 1,034,726,938.40/35,953.25
  6. Step 6: Final answer
    x = 28,779.79

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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.