Home / 36,530.06-54,746.65-18,760.00

Finding the Fourth Proportional to 36,530.06, 54,746.65 and 18,760.00

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Solution

The fourth proportional to 36,530.06, 54,746.65 and 18,760.00 is: 28,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,530.06 : 54,746.65 = 18,760.00 : x
  2. Step 2: Convert to fraction form
    36,530.06/54,746.65 = 18,760.00/x
  3. Step 3: Cross multiply
    36,530.06x = 54,746.65 × 18,760.00
  4. Step 4: Simplify right side
    36,530.06x = 1,027,047,141.08
  5. Step 5: Solve for x
    x = 1,027,047,141.08/36,530.06
  6. Step 6: Final answer
    x = 28,115.12

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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.