Home / 49,423.64-68,209.50-28,206.10

Finding the Fourth Proportional to 49,423.64, 68,209.50 and 28,206.10

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Solution

The fourth proportional to 49,423.64, 68,209.50 and 28,206.10 is: 38,927.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,423.64 : 68,209.50 = 28,206.10 : x
  2. Step 2: Convert to fraction form
    49,423.64/68,209.50 = 28,206.10/x
  3. Step 3: Cross multiply
    49,423.64x = 68,209.50 × 28,206.10
  4. Step 4: Simplify right side
    49,423.64x = 1,923,923,977.95
  5. Step 5: Solve for x
    x = 1,923,923,977.95/49,423.64
  6. Step 6: Final answer
    x = 38,927.20

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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.