Home / 22,281.19-33,436.36-8,430.19

Finding the Fourth Proportional to 22,281.19, 33,436.36 and 8,430.19

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Solution

The fourth proportional to 22,281.19, 33,436.36 and 8,430.19 is: 12,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,281.19 : 33,436.36 = 8,430.19 : x
  2. Step 2: Convert to fraction form
    22,281.19/33,436.36 = 8,430.19/x
  3. Step 3: Cross multiply
    22,281.19x = 33,436.36 × 8,430.19
  4. Step 4: Simplify right side
    22,281.19x = 281,874,794.66
  5. Step 5: Solve for x
    x = 281,874,794.66/22,281.19
  6. Step 6: Final answer
    x = 12,650.80

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Half scale
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Double scale
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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.