Home / 43,597.32-65,395.60-28,872.12

Finding the Fourth Proportional to 43,597.32, 65,395.60 and 28,872.12

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Solution

The fourth proportional to 43,597.32, 65,395.60 and 28,872.12 is: 43,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,597.32 : 65,395.60 = 28,872.12 : x
  2. Step 2: Convert to fraction form
    43,597.32/65,395.60 = 28,872.12/x
  3. Step 3: Cross multiply
    43,597.32x = 65,395.60 × 28,872.12
  4. Step 4: Simplify right side
    43,597.32x = 1,888,109,610.67
  5. Step 5: Solve for x
    x = 1,888,109,610.67/43,597.32
  6. Step 6: Final answer
    x = 43,307.93

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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.