Home / 27,287.86-37,659.42-15,350.48

Finding the Fourth Proportional to 27,287.86, 37,659.42 and 15,350.48

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Solution

The fourth proportional to 27,287.86, 37,659.42 and 15,350.48 is: 21,184.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287.86 : 37,659.42 = 15,350.48 : x
  2. Step 2: Convert to fraction form
    27,287.86/37,659.42 = 15,350.48/x
  3. Step 3: Cross multiply
    27,287.86x = 37,659.42 × 15,350.48
  4. Step 4: Simplify right side
    27,287.86x = 578,090,173.52
  5. Step 5: Solve for x
    x = 578,090,173.52/27,287.86
  6. Step 6: Final answer
    x = 21,184.88

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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.