Home / 37,758.78-56,638.35-11,463.75

Finding the Fourth Proportional to 37,758.78, 56,638.35 and 11,463.75

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Solution

The fourth proportional to 37,758.78, 56,638.35 and 11,463.75 is: 17,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,758.78 : 56,638.35 = 11,463.75 : x
  2. Step 2: Convert to fraction form
    37,758.78/56,638.35 = 11,463.75/x
  3. Step 3: Cross multiply
    37,758.78x = 56,638.35 × 11,463.75
  4. Step 4: Simplify right side
    37,758.78x = 649,287,884.81
  5. Step 5: Solve for x
    x = 649,287,884.81/37,758.78
  6. Step 6: Final answer
    x = 17,195.68

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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.