Home / 36,302.08-50,095.92-20,385.76

Finding the Fourth Proportional to 36,302.08, 50,095.92 and 20,385.76

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Solution

The fourth proportional to 36,302.08, 50,095.92 and 20,385.76 is: 28,131.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,302.08 : 50,095.92 = 20,385.76 : x
  2. Step 2: Convert to fraction form
    36,302.08/50,095.92 = 20,385.76/x
  3. Step 3: Cross multiply
    36,302.08x = 50,095.92 × 20,385.76
  4. Step 4: Simplify right side
    36,302.08x = 1,021,243,402.10
  5. Step 5: Solve for x
    x = 1,021,243,402.10/36,302.08
  6. Step 6: Final answer
    x = 28,131.82

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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.