Home / 15,180.79-22,769.47-4,088.29

Finding the Fourth Proportional to 15,180.79, 22,769.47 and 4,088.29

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Solution

The fourth proportional to 15,180.79, 22,769.47 and 4,088.29 is: 6,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.79 : 22,769.47 = 4,088.29 : x
  2. Step 2: Convert to fraction form
    15,180.79/22,769.47 = 4,088.29/x
  3. Step 3: Cross multiply
    15,180.79x = 22,769.47 × 4,088.29
  4. Step 4: Simplify right side
    15,180.79x = 93,088,072.44
  5. Step 5: Solve for x
    x = 93,088,072.44/15,180.79
  6. Step 6: Final answer
    x = 6,131.97

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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.