Home / 18,822.34-25,975.56-10,324.76

Finding the Fourth Proportional to 18,822.34, 25,975.56 and 10,324.76

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Solution

The fourth proportional to 18,822.34, 25,975.56 and 10,324.76 is: 14,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.34 : 25,975.56 = 10,324.76 : x
  2. Step 2: Convert to fraction form
    18,822.34/25,975.56 = 10,324.76/x
  3. Step 3: Cross multiply
    18,822.34x = 25,975.56 × 10,324.76
  4. Step 4: Simplify right side
    18,822.34x = 268,191,422.87
  5. Step 5: Solve for x
    x = 268,191,422.87/18,822.34
  6. Step 6: Final answer
    x = 14,248.57

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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.