Home / 45,582.68-68,365.34-19,305.88

Finding the Fourth Proportional to 45,582.68, 68,365.34 and 19,305.88

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Solution

The fourth proportional to 45,582.68, 68,365.34 and 19,305.88 is: 28,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,582.68 : 68,365.34 = 19,305.88 : x
  2. Step 2: Convert to fraction form
    45,582.68/68,365.34 = 19,305.88/x
  3. Step 3: Cross multiply
    45,582.68x = 68,365.34 × 19,305.88
  4. Step 4: Simplify right side
    45,582.68x = 1,319,853,050.20
  5. Step 5: Solve for x
    x = 1,319,853,050.20/45,582.68
  6. Step 6: Final answer
    x = 28,955.14

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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.