Home / 43,768.38-65,653.50-15,690.26

Finding the Fourth Proportional to 43,768.38, 65,653.50 and 15,690.26

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Solution

The fourth proportional to 43,768.38, 65,653.50 and 15,690.26 is: 23,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,768.38 : 65,653.50 = 15,690.26 : x
  2. Step 2: Convert to fraction form
    43,768.38/65,653.50 = 15,690.26/x
  3. Step 3: Cross multiply
    43,768.38x = 65,653.50 × 15,690.26
  4. Step 4: Simplify right side
    43,768.38x = 1,030,120,484.91
  5. Step 5: Solve for x
    x = 1,030,120,484.91/43,768.38
  6. Step 6: Final answer
    x = 23,535.72

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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.