Home / 13,366.25-18,424.18-10,529.14

Finding the Fourth Proportional to 13,366.25, 18,424.18 and 10,529.14

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Solution

The fourth proportional to 13,366.25, 18,424.18 and 10,529.14 is: 14,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366.25 : 18,424.18 = 10,529.14 : x
  2. Step 2: Convert to fraction form
    13,366.25/18,424.18 = 10,529.14/x
  3. Step 3: Cross multiply
    13,366.25x = 18,424.18 × 10,529.14
  4. Step 4: Simplify right side
    13,366.25x = 193,990,625.84
  5. Step 5: Solve for x
    x = 193,990,625.84/13,366.25
  6. Step 6: Final answer
    x = 14,513.47

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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.