Home / 9,831.20-14,635.62-9,772.83

Finding the Fourth Proportional to 9,831.20, 14,635.62 and 9,772.83

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Solution

The fourth proportional to 9,831.20, 14,635.62 and 9,772.83 is: 14,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,831.20 : 14,635.62 = 9,772.83 : x
  2. Step 2: Convert to fraction form
    9,831.20/14,635.62 = 9,772.83/x
  3. Step 3: Cross multiply
    9,831.20x = 14,635.62 × 9,772.83
  4. Step 4: Simplify right side
    9,831.20x = 143,031,426.20
  5. Step 5: Solve for x
    x = 143,031,426.20/9,831.20
  6. Step 6: Final answer
    x = 14,548.73

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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.