Home / 36,402.54-50,240.34-20,490.10

Finding the Fourth Proportional to 36,402.54, 50,240.34 and 20,490.10

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Solution

The fourth proportional to 36,402.54, 50,240.34 and 20,490.10 is: 28,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,402.54 : 50,240.34 = 20,490.10 : x
  2. Step 2: Convert to fraction form
    36,402.54/50,240.34 = 20,490.10/x
  3. Step 3: Cross multiply
    36,402.54x = 50,240.34 × 20,490.10
  4. Step 4: Simplify right side
    36,402.54x = 1,029,429,590.63
  5. Step 5: Solve for x
    x = 1,029,429,590.63/36,402.54
  6. Step 6: Final answer
    x = 28,279.06

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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.