Home / 36,301.56-50,095.96-20,387.40

Finding the Fourth Proportional to 36,301.56, 50,095.96 and 20,387.40

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Solution

The fourth proportional to 36,301.56, 50,095.96 and 20,387.40 is: 28,134.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301.56 : 50,095.96 = 20,387.40 : x
  2. Step 2: Convert to fraction form
    36,301.56/50,095.96 = 20,387.40/x
  3. Step 3: Cross multiply
    36,301.56x = 50,095.96 × 20,387.40
  4. Step 4: Simplify right side
    36,301.56x = 1,021,326,374.90
  5. Step 5: Solve for x
    x = 1,021,326,374.90/36,301.56
  6. Step 6: Final answer
    x = 28,134.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.