Home / 22,921.13-34,374.49-8,880.19

Finding the Fourth Proportional to 22,921.13, 34,374.49 and 8,880.19

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Solution

The fourth proportional to 22,921.13, 34,374.49 and 8,880.19 is: 13,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,921.13 : 34,374.49 = 8,880.19 : x
  2. Step 2: Convert to fraction form
    22,921.13/34,374.49 = 8,880.19/x
  3. Step 3: Cross multiply
    22,921.13x = 34,374.49 × 8,880.19
  4. Step 4: Simplify right side
    22,921.13x = 305,252,002.35
  5. Step 5: Solve for x
    x = 305,252,002.35/22,921.13
  6. Step 6: Final answer
    x = 13,317.49

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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.