Home / 55,445.49-83,150.79-17,996.91

Finding the Fourth Proportional to 55,445.49, 83,150.79 and 17,996.91

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Solution

The fourth proportional to 55,445.49, 83,150.79 and 17,996.91 is: 26,989.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,445.49 : 83,150.79 = 17,996.91 : x
  2. Step 2: Convert to fraction form
    55,445.49/83,150.79 = 17,996.91/x
  3. Step 3: Cross multiply
    55,445.49x = 83,150.79 × 17,996.91
  4. Step 4: Simplify right side
    55,445.49x = 1,496,457,528.39
  5. Step 5: Solve for x
    x = 1,496,457,528.39/55,445.49
  6. Step 6: Final answer
    x = 26,989.71

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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.