Home / 17,362.84-23,960.64-9,405.04

Finding the Fourth Proportional to 17,362.84, 23,960.64 and 9,405.04

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Solution

The fourth proportional to 17,362.84, 23,960.64 and 9,405.04 is: 12,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,362.84 : 23,960.64 = 9,405.04 : x
  2. Step 2: Convert to fraction form
    17,362.84/23,960.64 = 9,405.04/x
  3. Step 3: Cross multiply
    17,362.84x = 23,960.64 × 9,405.04
  4. Step 4: Simplify right side
    17,362.84x = 225,350,657.82
  5. Step 5: Solve for x
    x = 225,350,657.82/17,362.84
  6. Step 6: Final answer
    x = 12,978.91

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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.