Home / 22,995.38-34,501.39-11,316.80

Finding the Fourth Proportional to 22,995.38, 34,501.39 and 11,316.80

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Solution

The fourth proportional to 22,995.38, 34,501.39 and 11,316.80 is: 16,979.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.38 : 34,501.39 = 11,316.80 : x
  2. Step 2: Convert to fraction form
    22,995.38/34,501.39 = 11,316.80/x
  3. Step 3: Cross multiply
    22,995.38x = 34,501.39 × 11,316.80
  4. Step 4: Simplify right side
    22,995.38x = 390,445,129.55
  5. Step 5: Solve for x
    x = 390,445,129.55/22,995.38
  6. Step 6: Final answer
    x = 16,979.29

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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.