Home / 18,384.17-25,366.16-10,825.25

Finding the Fourth Proportional to 18,384.17, 25,366.16 and 10,825.25

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Solution

The fourth proportional to 18,384.17, 25,366.16 and 10,825.25 is: 14,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.17 : 25,366.16 = 10,825.25 : x
  2. Step 2: Convert to fraction form
    18,384.17/25,366.16 = 10,825.25/x
  3. Step 3: Cross multiply
    18,384.17x = 25,366.16 × 10,825.25
  4. Step 4: Simplify right side
    18,384.17x = 274,594,923.77
  5. Step 5: Solve for x
    x = 274,594,923.77/18,384.17
  6. Step 6: Final answer
    x = 14,936.49

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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.