Home / 38,849.76-58,235.42-15,142.48

Finding the Fourth Proportional to 38,849.76, 58,235.42 and 15,142.48

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Solution

The fourth proportional to 38,849.76, 58,235.42 and 15,142.48 is: 22,698.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.76 : 58,235.42 = 15,142.48 : x
  2. Step 2: Convert to fraction form
    38,849.76/58,235.42 = 15,142.48/x
  3. Step 3: Cross multiply
    38,849.76x = 58,235.42 × 15,142.48
  4. Step 4: Simplify right side
    38,849.76x = 881,828,574.91
  5. Step 5: Solve for x
    x = 881,828,574.91/38,849.76
  6. Step 6: Final answer
    x = 22,698.43

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1.5x scale

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.