Home / 16,831.56-25,248.12-6,442.56

Finding the Fourth Proportional to 16,831.56, 25,248.12 and 6,442.56

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Solution

The fourth proportional to 16,831.56, 25,248.12 and 6,442.56 is: 9,664.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.56 : 25,248.12 = 6,442.56 : x
  2. Step 2: Convert to fraction form
    16,831.56/25,248.12 = 6,442.56/x
  3. Step 3: Cross multiply
    16,831.56x = 25,248.12 × 6,442.56
  4. Step 4: Simplify right side
    16,831.56x = 162,662,527.99
  5. Step 5: Solve for x
    x = 162,662,527.99/16,831.56
  6. Step 6: Final answer
    x = 9,664.14

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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.