Home / 26,171.46-36,116.76-15,561.18

Finding the Fourth Proportional to 26,171.46, 36,116.76 and 15,561.18

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Solution

The fourth proportional to 26,171.46, 36,116.76 and 15,561.18 is: 21,474.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,171.46 : 36,116.76 = 15,561.18 : x
  2. Step 2: Convert to fraction form
    26,171.46/36,116.76 = 15,561.18/x
  3. Step 3: Cross multiply
    26,171.46x = 36,116.76 × 15,561.18
  4. Step 4: Simplify right side
    26,171.46x = 562,019,403.38
  5. Step 5: Solve for x
    x = 562,019,403.38/26,171.46
  6. Step 6: Final answer
    x = 21,474.51

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.