Home / 49,421.17-68,206.10-28,203.63

Finding the Fourth Proportional to 49,421.17, 68,206.10 and 28,203.63

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Solution

The fourth proportional to 49,421.17, 68,206.10 and 28,203.63 is: 38,923.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,421.17 : 68,206.10 = 28,203.63 : x
  2. Step 2: Convert to fraction form
    49,421.17/68,206.10 = 28,203.63/x
  3. Step 3: Cross multiply
    49,421.17x = 68,206.10 × 28,203.63
  4. Step 4: Simplify right side
    49,421.17x = 1,923,659,370.00
  5. Step 5: Solve for x
    x = 1,923,659,370.00/49,421.17
  6. Step 6: Final answer
    x = 38,923.79

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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.