Home / 26,426.46-39,630.12-7,701.84

Finding the Fourth Proportional to 26,426.46, 39,630.12 and 7,701.84

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Solution

The fourth proportional to 26,426.46, 39,630.12 and 7,701.84 is: 11,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.46 : 39,630.12 = 7,701.84 : x
  2. Step 2: Convert to fraction form
    26,426.46/39,630.12 = 7,701.84/x
  3. Step 3: Cross multiply
    26,426.46x = 39,630.12 × 7,701.84
  4. Step 4: Simplify right side
    26,426.46x = 305,224,843.42
  5. Step 5: Solve for x
    x = 305,224,843.42/26,426.46
  6. Step 6: Final answer
    x = 11,549.97

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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.