Home / 17,787.45-24,546.47-9,829.51

Finding the Fourth Proportional to 17,787.45, 24,546.47 and 9,829.51

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Solution

The fourth proportional to 17,787.45, 24,546.47 and 9,829.51 is: 13,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.45 : 24,546.47 = 9,829.51 : x
  2. Step 2: Convert to fraction form
    17,787.45/24,546.47 = 9,829.51/x
  3. Step 3: Cross multiply
    17,787.45x = 24,546.47 × 9,829.51
  4. Step 4: Simplify right side
    17,787.45x = 241,279,661.82
  5. Step 5: Solve for x
    x = 241,279,661.82/17,787.45
  6. Step 6: Final answer
    x = 13,564.60

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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.