Home / 43,729.32-65,607.66-15,648.70

Finding the Fourth Proportional to 43,729.32, 65,607.66 and 15,648.70

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Solution

The fourth proportional to 43,729.32, 65,607.66 and 15,648.70 is: 23,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,729.32 : 65,607.66 = 15,648.70 : x
  2. Step 2: Convert to fraction form
    43,729.32/65,607.66 = 15,648.70/x
  3. Step 3: Cross multiply
    43,729.32x = 65,607.66 × 15,648.70
  4. Step 4: Simplify right side
    43,729.32x = 1,026,674,589.04
  5. Step 5: Solve for x
    x = 1,026,674,589.04/43,729.32
  6. Step 6: Final answer
    x = 23,477.95

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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.