Home / 26,152.23-39,206.38-18,231.46

Finding the Fourth Proportional to 26,152.23, 39,206.38 and 18,231.46

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Solution

The fourth proportional to 26,152.23, 39,206.38 and 18,231.46 is: 27,331.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,152.23 : 39,206.38 = 18,231.46 : x
  2. Step 2: Convert to fraction form
    26,152.23/39,206.38 = 18,231.46/x
  3. Step 3: Cross multiply
    26,152.23x = 39,206.38 × 18,231.46
  4. Step 4: Simplify right side
    26,152.23x = 714,789,503.14
  5. Step 5: Solve for x
    x = 714,789,503.14/26,152.23
  6. Step 6: Final answer
    x = 27,331.88

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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.