Home / 43,833.66-65,752.45-13,436.56

Finding the Fourth Proportional to 43,833.66, 65,752.45 and 13,436.56

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Solution

The fourth proportional to 43,833.66, 65,752.45 and 13,436.56 is: 20,155.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,833.66 : 65,752.45 = 13,436.56 : x
  2. Step 2: Convert to fraction form
    43,833.66/65,752.45 = 13,436.56/x
  3. Step 3: Cross multiply
    43,833.66x = 65,752.45 × 13,436.56
  4. Step 4: Simplify right side
    43,833.66x = 883,486,641.03
  5. Step 5: Solve for x
    x = 883,486,641.03/43,833.66
  6. Step 6: Final answer
    x = 20,155.44

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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.