Home / 15,524.73-21,424.60-10,995.53

Finding the Fourth Proportional to 15,524.73, 21,424.60 and 10,995.53

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Solution

The fourth proportional to 15,524.73, 21,424.60 and 10,995.53 is: 15,174.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.73 : 21,424.60 = 10,995.53 : x
  2. Step 2: Convert to fraction form
    15,524.73/21,424.60 = 10,995.53/x
  3. Step 3: Cross multiply
    15,524.73x = 21,424.60 × 10,995.53
  4. Step 4: Simplify right side
    15,524.73x = 235,574,724.92
  5. Step 5: Solve for x
    x = 235,574,724.92/15,524.73
  6. Step 6: Final answer
    x = 15,174.16

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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.