Home / 10,206.33-15,219.66-9,398.49

Finding the Fourth Proportional to 10,206.33, 15,219.66 and 9,398.49

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Solution

The fourth proportional to 10,206.33, 15,219.66 and 9,398.49 is: 14,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.33 : 15,219.66 = 9,398.49 : x
  2. Step 2: Convert to fraction form
    10,206.33/15,219.66 = 9,398.49/x
  3. Step 3: Cross multiply
    10,206.33x = 15,219.66 × 9,398.49
  4. Step 4: Simplify right side
    10,206.33x = 143,041,822.31
  5. Step 5: Solve for x
    x = 143,041,822.31/10,206.33
  6. Step 6: Final answer
    x = 14,015.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.