Home / 37,758.20-56,637.10-9,678.20

Finding the Fourth Proportional to 37,758.20, 56,637.10 and 9,678.20

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Solution

The fourth proportional to 37,758.20, 56,637.10 and 9,678.20 is: 14,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,758.20 : 56,637.10 = 9,678.20 : x
  2. Step 2: Convert to fraction form
    37,758.20/56,637.10 = 9,678.20/x
  3. Step 3: Cross multiply
    37,758.20x = 56,637.10 × 9,678.20
  4. Step 4: Simplify right side
    37,758.20x = 548,145,181.22
  5. Step 5: Solve for x
    x = 548,145,181.22/37,758.20
  6. Step 6: Final answer
    x = 14,517.25

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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.