Home / 38,678.75-57,928.16-37,614.55

Finding the Fourth Proportional to 38,678.75, 57,928.16 and 37,614.55

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Solution

The fourth proportional to 38,678.75, 57,928.16 and 37,614.55 is: 56,334.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,678.75 : 57,928.16 = 37,614.55 : x
  2. Step 2: Convert to fraction form
    38,678.75/57,928.16 = 37,614.55/x
  3. Step 3: Cross multiply
    38,678.75x = 57,928.16 × 37,614.55
  4. Step 4: Simplify right side
    38,678.75x = 2,178,941,670.73
  5. Step 5: Solve for x
    x = 2,178,941,670.73/38,678.75
  6. Step 6: Final answer
    x = 56,334.34

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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.