Home / 27,071.96-37,359.72-15,135.24

Finding the Fourth Proportional to 27,071.96, 37,359.72 and 15,135.24

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Solution

The fourth proportional to 27,071.96, 37,359.72 and 15,135.24 is: 20,886.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,071.96 : 37,359.72 = 15,135.24 : x
  2. Step 2: Convert to fraction form
    27,071.96/37,359.72 = 15,135.24/x
  3. Step 3: Cross multiply
    27,071.96x = 37,359.72 × 15,135.24
  4. Step 4: Simplify right side
    27,071.96x = 565,448,328.53
  5. Step 5: Solve for x
    x = 565,448,328.53/27,071.96
  6. Step 6: Final answer
    x = 20,886.86

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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.