Home / 18,756.49-25,882.99-10,256.96

Finding the Fourth Proportional to 18,756.49, 25,882.99 and 10,256.96

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Solution

The fourth proportional to 18,756.49, 25,882.99 and 10,256.96 is: 14,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,756.49 : 25,882.99 = 10,256.96 : x
  2. Step 2: Convert to fraction form
    18,756.49/25,882.99 = 10,256.96/x
  3. Step 3: Cross multiply
    18,756.49x = 25,882.99 × 10,256.96
  4. Step 4: Simplify right side
    18,756.49x = 265,480,793.11
  5. Step 5: Solve for x
    x = 265,480,793.11/18,756.49
  6. Step 6: Final answer
    x = 14,154.08

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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.