Home / 38,784.86-58,178.55-10,707.02

Finding the Fourth Proportional to 38,784.86, 58,178.55 and 10,707.02

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Solution

The fourth proportional to 38,784.86, 58,178.55 and 10,707.02 is: 16,060.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.86 : 58,178.55 = 10,707.02 : x
  2. Step 2: Convert to fraction form
    38,784.86/58,178.55 = 10,707.02/x
  3. Step 3: Cross multiply
    38,784.86x = 58,178.55 × 10,707.02
  4. Step 4: Simplify right side
    38,784.86x = 622,918,898.42
  5. Step 5: Solve for x
    x = 622,918,898.42/38,784.86
  6. Step 6: Final answer
    x = 16,060.88

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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.