Home / 22,269.39-33,398.81-6,470.20

Finding the Fourth Proportional to 22,269.39, 33,398.81 and 6,470.20

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Solution

The fourth proportional to 22,269.39, 33,398.81 and 6,470.20 is: 9,703.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.39 : 33,398.81 = 6,470.20 : x
  2. Step 2: Convert to fraction form
    22,269.39/33,398.81 = 6,470.20/x
  3. Step 3: Cross multiply
    22,269.39x = 33,398.81 × 6,470.20
  4. Step 4: Simplify right side
    22,269.39x = 216,096,980.46
  5. Step 5: Solve for x
    x = 216,096,980.46/22,269.39
  6. Step 6: Final answer
    x = 9,703.77

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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.