Home / 17,263.31-23,809.87-11,215.50

Finding the Fourth Proportional to 17,263.31, 23,809.87 and 11,215.50

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Solution

The fourth proportional to 17,263.31, 23,809.87 and 11,215.50 is: 15,468.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,263.31 : 23,809.87 = 11,215.50 : x
  2. Step 2: Convert to fraction form
    17,263.31/23,809.87 = 11,215.50/x
  3. Step 3: Cross multiply
    17,263.31x = 23,809.87 × 11,215.50
  4. Step 4: Simplify right side
    17,263.31x = 267,039,596.99
  5. Step 5: Solve for x
    x = 267,039,596.99/17,263.31
  6. Step 6: Final answer
    x = 15,468.62

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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.