Home / 27,926.24-38,538.48-15,350.72

Finding the Fourth Proportional to 27,926.24, 38,538.48 and 15,350.72

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Solution

The fourth proportional to 27,926.24, 38,538.48 and 15,350.72 is: 21,184.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,926.24 : 38,538.48 = 15,350.72 : x
  2. Step 2: Convert to fraction form
    27,926.24/38,538.48 = 15,350.72/x
  3. Step 3: Cross multiply
    27,926.24x = 38,538.48 × 15,350.72
  4. Step 4: Simplify right side
    27,926.24x = 591,593,415.71
  5. Step 5: Solve for x
    x = 591,593,415.71/27,926.24
  6. Step 6: Final answer
    x = 21,184.14

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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.