Home / 15,112.84-22,643.66-9,257.24

Finding the Fourth Proportional to 15,112.84, 22,643.66 and 9,257.24

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Solution

The fourth proportional to 15,112.84, 22,643.66 and 9,257.24 is: 13,870.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.84 : 22,643.66 = 9,257.24 : x
  2. Step 2: Convert to fraction form
    15,112.84/22,643.66 = 9,257.24/x
  3. Step 3: Cross multiply
    15,112.84x = 22,643.66 × 9,257.24
  4. Step 4: Simplify right side
    15,112.84x = 209,617,795.10
  5. Step 5: Solve for x
    x = 209,617,795.10/15,112.84
  6. Step 6: Final answer
    x = 13,870.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.