Home / 27,390.16-37,795.17-15,452.80

Finding the Fourth Proportional to 27,390.16, 37,795.17 and 15,452.80

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Solution

The fourth proportional to 27,390.16, 37,795.17 and 15,452.80 is: 21,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.16 : 37,795.17 = 15,452.80 : x
  2. Step 2: Convert to fraction form
    27,390.16/37,795.17 = 15,452.80/x
  3. Step 3: Cross multiply
    27,390.16x = 37,795.17 × 15,452.80
  4. Step 4: Simplify right side
    27,390.16x = 584,041,202.98
  5. Step 5: Solve for x
    x = 584,041,202.98/27,390.16
  6. Step 6: Final answer
    x = 21,323.03

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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.