Home / 26,754.31-40,136.01-13,433.65

Finding the Fourth Proportional to 26,754.31, 40,136.01 and 13,433.65

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Solution

The fourth proportional to 26,754.31, 40,136.01 and 13,433.65 is: 20,152.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.31 : 40,136.01 = 13,433.65 : x
  2. Step 2: Convert to fraction form
    26,754.31/40,136.01 = 13,433.65/x
  3. Step 3: Cross multiply
    26,754.31x = 40,136.01 × 13,433.65
  4. Step 4: Simplify right side
    26,754.31x = 539,173,110.74
  5. Step 5: Solve for x
    x = 539,173,110.74/26,754.31
  6. Step 6: Final answer
    x = 20,152.76

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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.