Home / 15,427.53-23,141.30-10,831.05

Finding the Fourth Proportional to 15,427.53, 23,141.30 and 10,831.05

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Solution

The fourth proportional to 15,427.53, 23,141.30 and 10,831.05 is: 16,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.53 : 23,141.30 = 10,831.05 : x
  2. Step 2: Convert to fraction form
    15,427.53/23,141.30 = 10,831.05/x
  3. Step 3: Cross multiply
    15,427.53x = 23,141.30 × 10,831.05
  4. Step 4: Simplify right side
    15,427.53x = 250,644,523.21
  5. Step 5: Solve for x
    x = 250,644,523.21/15,427.53
  6. Step 6: Final answer
    x = 16,246.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.