Home / 26,657.29-39,928.42-12,596.10

Finding the Fourth Proportional to 26,657.29, 39,928.42 and 12,596.10

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Solution

The fourth proportional to 26,657.29, 39,928.42 and 12,596.10 is: 18,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.29 : 39,928.42 = 12,596.10 : x
  2. Step 2: Convert to fraction form
    26,657.29/39,928.42 = 12,596.10/x
  3. Step 3: Cross multiply
    26,657.29x = 39,928.42 × 12,596.10
  4. Step 4: Simplify right side
    26,657.29x = 502,942,371.16
  5. Step 5: Solve for x
    x = 502,942,371.16/26,657.29
  6. Step 6: Final answer
    x = 18,866.97

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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.