Home / 55,931.62-83,839.11-22,674.64

Finding the Fourth Proportional to 55,931.62, 83,839.11 and 22,674.64

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Solution

The fourth proportional to 55,931.62, 83,839.11 and 22,674.64 is: 33,988.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,931.62 : 83,839.11 = 22,674.64 : x
  2. Step 2: Convert to fraction form
    55,931.62/83,839.11 = 22,674.64/x
  3. Step 3: Cross multiply
    55,931.62x = 83,839.11 × 22,674.64
  4. Step 4: Simplify right side
    55,931.62x = 1,901,021,637.17
  5. Step 5: Solve for x
    x = 1,901,021,637.17/55,931.62
  6. Step 6: Final answer
    x = 33,988.32

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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.