Home / 17,541.66-24,209.56-9,989.80

Finding the Fourth Proportional to 17,541.66, 24,209.56 and 9,989.80

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Solution

The fourth proportional to 17,541.66, 24,209.56 and 9,989.80 is: 13,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,541.66 : 24,209.56 = 9,989.80 : x
  2. Step 2: Convert to fraction form
    17,541.66/24,209.56 = 9,989.80/x
  3. Step 3: Cross multiply
    17,541.66x = 24,209.56 × 9,989.80
  4. Step 4: Simplify right side
    17,541.66x = 241,848,662.49
  5. Step 5: Solve for x
    x = 241,848,662.49/17,541.66
  6. Step 6: Final answer
    x = 13,787.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.