Home / 55,885.17-83,831.84-18,443.73

Finding the Fourth Proportional to 55,885.17, 83,831.84 and 18,443.73

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Solution

The fourth proportional to 55,885.17, 83,831.84 and 18,443.73 is: 27,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,885.17 : 83,831.84 = 18,443.73 : x
  2. Step 2: Convert to fraction form
    55,885.17/83,831.84 = 18,443.73/x
  3. Step 3: Cross multiply
    55,885.17x = 83,831.84 × 18,443.73
  4. Step 4: Simplify right side
    55,885.17x = 1,546,171,730.14
  5. Step 5: Solve for x
    x = 1,546,171,730.14/55,885.17
  6. Step 6: Final answer
    x = 27,666.94

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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.