Home / 38,316.67-57,400.27-21,626.21

Finding the Fourth Proportional to 38,316.67, 57,400.27 and 21,626.21

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Solution

The fourth proportional to 38,316.67, 57,400.27 and 21,626.21 is: 32,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,316.67 : 57,400.27 = 21,626.21 : x
  2. Step 2: Convert to fraction form
    38,316.67/57,400.27 = 21,626.21/x
  3. Step 3: Cross multiply
    38,316.67x = 57,400.27 × 21,626.21
  4. Step 4: Simplify right side
    38,316.67x = 1,241,350,382.51
  5. Step 5: Solve for x
    x = 1,241,350,382.51/38,316.67
  6. Step 6: Final answer
    x = 32,397.14

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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.