Home / 37,181.53-55,772.30-9,479.53

Finding the Fourth Proportional to 37,181.53, 55,772.30 and 9,479.53

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Solution

The fourth proportional to 37,181.53, 55,772.30 and 9,479.53 is: 14,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.53 : 55,772.30 = 9,479.53 : x
  2. Step 2: Convert to fraction form
    37,181.53/55,772.30 = 9,479.53/x
  3. Step 3: Cross multiply
    37,181.53x = 55,772.30 × 9,479.53
  4. Step 4: Simplify right side
    37,181.53x = 528,695,231.11
  5. Step 5: Solve for x
    x = 528,695,231.11/37,181.53
  6. Step 6: Final answer
    x = 14,219.30

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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.