Home / 15,115.66-22,674.09-4,727.50

Finding the Fourth Proportional to 15,115.66, 22,674.09 and 4,727.50

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Solution

The fourth proportional to 15,115.66, 22,674.09 and 4,727.50 is: 7,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,115.66 : 22,674.09 = 4,727.50 : x
  2. Step 2: Convert to fraction form
    15,115.66/22,674.09 = 4,727.50/x
  3. Step 3: Cross multiply
    15,115.66x = 22,674.09 × 4,727.50
  4. Step 4: Simplify right side
    15,115.66x = 107,191,760.48
  5. Step 5: Solve for x
    x = 107,191,760.48/15,115.66
  6. Step 6: Final answer
    x = 7,091.44

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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.