Home / 49,302.91-73,901.07-19,688.20

Finding the Fourth Proportional to 49,302.91, 73,901.07 and 19,688.20

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Solution

The fourth proportional to 49,302.91, 73,901.07 and 19,688.20 is: 29,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,302.91 : 73,901.07 = 19,688.20 : x
  2. Step 2: Convert to fraction form
    49,302.91/73,901.07 = 19,688.20/x
  3. Step 3: Cross multiply
    49,302.91x = 73,901.07 × 19,688.20
  4. Step 4: Simplify right side
    49,302.91x = 1,454,979,046.37
  5. Step 5: Solve for x
    x = 1,454,979,046.37/49,302.91
  6. Step 6: Final answer
    x = 29,511.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.