Home / 16,831.10-25,246.65-9,803.90

Finding the Fourth Proportional to 16,831.10, 25,246.65 and 9,803.90

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Solution

The fourth proportional to 16,831.10, 25,246.65 and 9,803.90 is: 14,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.10 : 25,246.65 = 9,803.90 : x
  2. Step 2: Convert to fraction form
    16,831.10/25,246.65 = 9,803.90/x
  3. Step 3: Cross multiply
    16,831.10x = 25,246.65 × 9,803.90
  4. Step 4: Simplify right side
    16,831.10x = 247,515,631.94
  5. Step 5: Solve for x
    x = 247,515,631.94/16,831.10
  6. Step 6: Final answer
    x = 14,705.85

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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.