Home / 18,268.84-25,188.05-14,908.24

Finding the Fourth Proportional to 18,268.84, 25,188.05 and 14,908.24

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Solution

The fourth proportional to 18,268.84, 25,188.05 and 14,908.24 is: 20,554.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.84 : 25,188.05 = 14,908.24 : x
  2. Step 2: Convert to fraction form
    18,268.84/25,188.05 = 14,908.24/x
  3. Step 3: Cross multiply
    18,268.84x = 25,188.05 × 14,908.24
  4. Step 4: Simplify right side
    18,268.84x = 375,509,494.53
  5. Step 5: Solve for x
    x = 375,509,494.53/18,268.84
  6. Step 6: Final answer
    x = 20,554.64

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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.