Home / 18,713.84-25,824.42-10,330.34

Finding the Fourth Proportional to 18,713.84, 25,824.42 and 10,330.34

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Solution

The fourth proportional to 18,713.84, 25,824.42 and 10,330.34 is: 14,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,713.84 : 25,824.42 = 10,330.34 : x
  2. Step 2: Convert to fraction form
    18,713.84/25,824.42 = 10,330.34/x
  3. Step 3: Cross multiply
    18,713.84x = 25,824.42 × 10,330.34
  4. Step 4: Simplify right side
    18,713.84x = 266,774,909.78
  5. Step 5: Solve for x
    x = 266,774,909.78/18,713.84
  6. Step 6: Final answer
    x = 14,255.49

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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.