Home / 17,630.80-24,325.32-10,921.36

Finding the Fourth Proportional to 17,630.80, 24,325.32 and 10,921.36

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Solution

The fourth proportional to 17,630.80, 24,325.32 and 10,921.36 is: 15,068.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,630.80 : 24,325.32 = 10,921.36 : x
  2. Step 2: Convert to fraction form
    17,630.80/24,325.32 = 10,921.36/x
  3. Step 3: Cross multiply
    17,630.80x = 24,325.32 × 10,921.36
  4. Step 4: Simplify right side
    17,630.80x = 265,665,576.84
  5. Step 5: Solve for x
    x = 265,665,576.84/17,630.80
  6. Step 6: Final answer
    x = 15,068.27

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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.