Home / 27,287.47-37,653.66-15,350.57

Finding the Fourth Proportional to 27,287.47, 37,653.66 and 15,350.57

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Solution

The fourth proportional to 27,287.47, 37,653.66 and 15,350.57 is: 21,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287.47 : 37,653.66 = 15,350.57 : x
  2. Step 2: Convert to fraction form
    27,287.47/37,653.66 = 15,350.57/x
  3. Step 3: Cross multiply
    27,287.47x = 37,653.66 × 15,350.57
  4. Step 4: Simplify right side
    27,287.47x = 578,005,143.59
  5. Step 5: Solve for x
    x = 578,005,143.59/27,287.47
  6. Step 6: Final answer
    x = 21,182.07

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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.