Home / 27,350.33-37,742.90-15,413.40

Finding the Fourth Proportional to 27,350.33, 37,742.90 and 15,413.40

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Solution

The fourth proportional to 27,350.33, 37,742.90 and 15,413.40 is: 21,270.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,350.33 : 37,742.90 = 15,413.40 : x
  2. Step 2: Convert to fraction form
    27,350.33/37,742.90 = 15,413.40/x
  3. Step 3: Cross multiply
    27,350.33x = 37,742.90 × 15,413.40
  4. Step 4: Simplify right side
    27,350.33x = 581,746,337.79
  5. Step 5: Solve for x
    x = 581,746,337.79/27,350.33
  6. Step 6: Final answer
    x = 21,270.18

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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.