Home / 40,054.50-55,274.30-22,149.65

Finding the Fourth Proportional to 40,054.50, 55,274.30 and 22,149.65

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Solution

The fourth proportional to 40,054.50, 55,274.30 and 22,149.65 is: 30,566.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,054.50 : 55,274.30 = 22,149.65 : x
  2. Step 2: Convert to fraction form
    40,054.50/55,274.30 = 22,149.65/x
  3. Step 3: Cross multiply
    40,054.50x = 55,274.30 × 22,149.65
  4. Step 4: Simplify right side
    40,054.50x = 1,224,306,509.49
  5. Step 5: Solve for x
    x = 1,224,306,509.49/40,054.50
  6. Step 6: Final answer
    x = 30,566.02

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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.