Home / 11,561.46-17,258.57-10,160.21

Finding the Fourth Proportional to 11,561.46, 17,258.57 and 10,160.21

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Solution

The fourth proportional to 11,561.46, 17,258.57 and 10,160.21 is: 15,166.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.46 : 17,258.57 = 10,160.21 : x
  2. Step 2: Convert to fraction form
    11,561.46/17,258.57 = 10,160.21/x
  3. Step 3: Cross multiply
    11,561.46x = 17,258.57 × 10,160.21
  4. Step 4: Simplify right side
    11,561.46x = 175,350,558.41
  5. Step 5: Solve for x
    x = 175,350,558.41/11,561.46
  6. Step 6: Final answer
    x = 15,166.82

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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 (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.