Home / 26,316.71-39,503.16-11,331.25

Finding the Fourth Proportional to 26,316.71, 39,503.16 and 11,331.25

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Solution

The fourth proportional to 26,316.71, 39,503.16 and 11,331.25 is: 17,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.71 : 39,503.16 = 11,331.25 : x
  2. Step 2: Convert to fraction form
    26,316.71/39,503.16 = 11,331.25/x
  3. Step 3: Cross multiply
    26,316.71x = 39,503.16 × 11,331.25
  4. Step 4: Simplify right side
    26,316.71x = 447,620,181.75
  5. Step 5: Solve for x
    x = 447,620,181.75/26,316.71
  6. Step 6: Final answer
    x = 17,008.97

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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.