Home / 49,724.80-68,602.90-28,212.01

Finding the Fourth Proportional to 49,724.80, 68,602.90 and 28,212.01

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Solution

The fourth proportional to 49,724.80, 68,602.90 and 28,212.01 is: 38,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,724.80 : 68,602.90 = 28,212.01 : x
  2. Step 2: Convert to fraction form
    49,724.80/68,602.90 = 28,212.01/x
  3. Step 3: Cross multiply
    49,724.80x = 68,602.90 × 28,212.01
  4. Step 4: Simplify right side
    49,724.80x = 1,935,425,700.83
  5. Step 5: Solve for x
    x = 1,935,425,700.83/49,724.80
  6. Step 6: Final answer
    x = 38,922.74

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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.