Home / 18,824.28-25,975.80-10,326.03

Finding the Fourth Proportional to 18,824.28, 25,975.80 and 10,326.03

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Solution

The fourth proportional to 18,824.28, 25,975.80 and 10,326.03 is: 14,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824.28 : 25,975.80 = 10,326.03 : x
  2. Step 2: Convert to fraction form
    18,824.28/25,975.80 = 10,326.03/x
  3. Step 3: Cross multiply
    18,824.28x = 25,975.80 × 10,326.03
  4. Step 4: Simplify right side
    18,824.28x = 268,226,890.07
  5. Step 5: Solve for x
    x = 268,226,890.07/18,824.28
  6. Step 6: Final answer
    x = 14,248.99

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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.