Home / 36,231.10-54,346.65-9,935.80

Finding the Fourth Proportional to 36,231.10, 54,346.65 and 9,935.80

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Solution

The fourth proportional to 36,231.10, 54,346.65 and 9,935.80 is: 14,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,231.10 : 54,346.65 = 9,935.80 : x
  2. Step 2: Convert to fraction form
    36,231.10/54,346.65 = 9,935.80/x
  3. Step 3: Cross multiply
    36,231.10x = 54,346.65 × 9,935.80
  4. Step 4: Simplify right side
    36,231.10x = 539,977,445.07
  5. Step 5: Solve for x
    x = 539,977,445.07/36,231.10
  6. Step 6: Final answer
    x = 14,903.70

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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.