Home / 55,450.49-83,116.17-19,877.58

Finding the Fourth Proportional to 55,450.49, 83,116.17 and 19,877.58

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Solution

The fourth proportional to 55,450.49, 83,116.17 and 19,877.58 is: 29,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,450.49 : 83,116.17 = 19,877.58 : x
  2. Step 2: Convert to fraction form
    55,450.49/83,116.17 = 19,877.58/x
  3. Step 3: Cross multiply
    55,450.49x = 83,116.17 × 19,877.58
  4. Step 4: Simplify right side
    55,450.49x = 1,652,148,318.47
  5. Step 5: Solve for x
    x = 1,652,148,318.47/55,450.49
  6. Step 6: Final answer
    x = 29,795.02

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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.