Home / 27,219.46-37,562.85-15,282.80

Finding the Fourth Proportional to 27,219.46, 37,562.85 and 15,282.80

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Solution

The fourth proportional to 27,219.46, 37,562.85 and 15,282.80 is: 21,090.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219.46 : 37,562.85 = 15,282.80 : x
  2. Step 2: Convert to fraction form
    27,219.46/37,562.85 = 15,282.80/x
  3. Step 3: Cross multiply
    27,219.46x = 37,562.85 × 15,282.80
  4. Step 4: Simplify right side
    27,219.46x = 574,065,393.48
  5. Step 5: Solve for x
    x = 574,065,393.48/27,219.46
  6. Step 6: Final answer
    x = 21,090.26

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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.