Home / 26,156.80-39,232.92-7,436.08

Finding the Fourth Proportional to 26,156.80, 39,232.92 and 7,436.08

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Solution

The fourth proportional to 26,156.80, 39,232.92 and 7,436.08 is: 11,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.80 : 39,232.92 = 7,436.08 : x
  2. Step 2: Convert to fraction form
    26,156.80/39,232.92 = 7,436.08/x
  3. Step 3: Cross multiply
    26,156.80x = 39,232.92 × 7,436.08
  4. Step 4: Simplify right side
    26,156.80x = 291,739,131.75
  5. Step 5: Solve for x
    x = 291,739,131.75/26,156.80
  6. Step 6: Final answer
    x = 11,153.47

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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.