Home / 22,288.10-33,426.72-6,488.90

Finding the Fourth Proportional to 22,288.10, 33,426.72 and 6,488.90

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Solution

The fourth proportional to 22,288.10, 33,426.72 and 6,488.90 is: 9,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,288.10 : 33,426.72 = 6,488.90 : x
  2. Step 2: Convert to fraction form
    22,288.10/33,426.72 = 6,488.90/x
  3. Step 3: Cross multiply
    22,288.10x = 33,426.72 × 6,488.90
  4. Step 4: Simplify right side
    22,288.10x = 216,902,643.41
  5. Step 5: Solve for x
    x = 216,902,643.41/22,288.10
  6. Step 6: Final answer
    x = 9,731.77

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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.