Home / 45,924.20-68,886.30-19,631.60

Finding the Fourth Proportional to 45,924.20, 68,886.30 and 19,631.60

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Solution

The fourth proportional to 45,924.20, 68,886.30 and 19,631.60 is: 29,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,924.20 : 68,886.30 = 19,631.60 : x
  2. Step 2: Convert to fraction form
    45,924.20/68,886.30 = 19,631.60/x
  3. Step 3: Cross multiply
    45,924.20x = 68,886.30 × 19,631.60
  4. Step 4: Simplify right side
    45,924.20x = 1,352,348,287.08
  5. Step 5: Solve for x
    x = 1,352,348,287.08/45,924.20
  6. Step 6: Final answer
    x = 29,447.40

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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.