Home / 36,985.78-55,471.56-15,929.44

Finding the Fourth Proportional to 36,985.78, 55,471.56 and 15,929.44

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Solution

The fourth proportional to 36,985.78, 55,471.56 and 15,929.44 is: 23,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,985.78 : 55,471.56 = 15,929.44 : x
  2. Step 2: Convert to fraction form
    36,985.78/55,471.56 = 15,929.44/x
  3. Step 3: Cross multiply
    36,985.78x = 55,471.56 × 15,929.44
  4. Step 4: Simplify right side
    36,985.78x = 883,630,886.73
  5. Step 5: Solve for x
    x = 883,630,886.73/36,985.78
  6. Step 6: Final answer
    x = 23,891.10

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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.