Home / 36,426.85-50,270.30-21,320.92

Finding the Fourth Proportional to 36,426.85, 50,270.30 and 21,320.92

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Solution

The fourth proportional to 36,426.85, 50,270.30 and 21,320.92 is: 29,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,426.85 : 50,270.30 = 21,320.92 : x
  2. Step 2: Convert to fraction form
    36,426.85/50,270.30 = 21,320.92/x
  3. Step 3: Cross multiply
    36,426.85x = 50,270.30 × 21,320.92
  4. Step 4: Simplify right side
    36,426.85x = 1,071,809,044.68
  5. Step 5: Solve for x
    x = 1,071,809,044.68/36,426.85
  6. Step 6: Final answer
    x = 29,423.60

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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.