Home / 26,958.98-40,387.44-15,280.40

Finding the Fourth Proportional to 26,958.98, 40,387.44 and 15,280.40

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Solution

The fourth proportional to 26,958.98, 40,387.44 and 15,280.40 is: 22,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958.98 : 40,387.44 = 15,280.40 : x
  2. Step 2: Convert to fraction form
    26,958.98/40,387.44 = 15,280.40/x
  3. Step 3: Cross multiply
    26,958.98x = 40,387.44 × 15,280.40
  4. Step 4: Simplify right side
    26,958.98x = 617,136,238.18
  5. Step 5: Solve for x
    x = 617,136,238.18/26,958.98
  6. Step 6: Final answer
    x = 22,891.68

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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.