Home / 55,982.34-77,252.09-30,831.84

Finding the Fourth Proportional to 55,982.34, 77,252.09 and 30,831.84

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Solution

The fourth proportional to 55,982.34, 77,252.09 and 30,831.84 is: 42,545.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,982.34 : 77,252.09 = 30,831.84 : x
  2. Step 2: Convert to fraction form
    55,982.34/77,252.09 = 30,831.84/x
  3. Step 3: Cross multiply
    55,982.34x = 77,252.09 × 30,831.84
  4. Step 4: Simplify right side
    55,982.34x = 2,381,823,924.39
  5. Step 5: Solve for x
    x = 2,381,823,924.39/55,982.34
  6. Step 6: Final answer
    x = 42,545.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.