Home / 12,474.84-17,216.54-9,325.56

Finding the Fourth Proportional to 12,474.84, 17,216.54 and 9,325.56

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Solution

The fourth proportional to 12,474.84, 17,216.54 and 9,325.56 is: 12,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474.84 : 17,216.54 = 9,325.56 : x
  2. Step 2: Convert to fraction form
    12,474.84/17,216.54 = 9,325.56/x
  3. Step 3: Cross multiply
    12,474.84x = 17,216.54 × 9,325.56
  4. Step 4: Simplify right side
    12,474.84x = 160,553,876.76
  5. Step 5: Solve for x
    x = 160,553,876.76/12,474.84
  6. Step 6: Final answer
    x = 12,870.22

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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.