Home / 27,288.46-37,655.06-15,351.59

Finding the Fourth Proportional to 27,288.46, 37,655.06 and 15,351.59

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Solution

The fourth proportional to 27,288.46, 37,655.06 and 15,351.59 is: 21,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288.46 : 37,655.06 = 15,351.59 : x
  2. Step 2: Convert to fraction form
    27,288.46/37,655.06 = 15,351.59/x
  3. Step 3: Cross multiply
    27,288.46x = 37,655.06 × 15,351.59
  4. Step 4: Simplify right side
    27,288.46x = 578,064,854.27
  5. Step 5: Solve for x
    x = 578,064,854.27/27,288.46
  6. Step 6: Final answer
    x = 21,183.50

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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.