Home / 38,709.28-58,041.24-27,686.80

Finding the Fourth Proportional to 38,709.28, 58,041.24 and 27,686.80

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Solution

The fourth proportional to 38,709.28, 58,041.24 and 27,686.80 is: 41,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,709.28 : 58,041.24 = 27,686.80 : x
  2. Step 2: Convert to fraction form
    38,709.28/58,041.24 = 27,686.80/x
  3. Step 3: Cross multiply
    38,709.28x = 58,041.24 × 27,686.80
  4. Step 4: Simplify right side
    38,709.28x = 1,606,976,203.63
  5. Step 5: Solve for x
    x = 1,606,976,203.63/38,709.28
  6. Step 6: Final answer
    x = 41,513.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.