Home / 43,890.38-65,835.57-24,158.78

Finding the Fourth Proportional to 43,890.38, 65,835.57 and 24,158.78

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Solution

The fourth proportional to 43,890.38, 65,835.57 and 24,158.78 is: 36,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,890.38 : 65,835.57 = 24,158.78 : x
  2. Step 2: Convert to fraction form
    43,890.38/65,835.57 = 24,158.78/x
  3. Step 3: Cross multiply
    43,890.38x = 65,835.57 × 24,158.78
  4. Step 4: Simplify right side
    43,890.38x = 1,590,507,051.80
  5. Step 5: Solve for x
    x = 1,590,507,051.80/43,890.38
  6. Step 6: Final answer
    x = 36,238.17

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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.