Home / 55,033.72-82,550.58-19,973.32

Finding the Fourth Proportional to 55,033.72, 82,550.58 and 19,973.32

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Solution

The fourth proportional to 55,033.72, 82,550.58 and 19,973.32 is: 29,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,033.72 : 82,550.58 = 19,973.32 : x
  2. Step 2: Convert to fraction form
    55,033.72/82,550.58 = 19,973.32/x
  3. Step 3: Cross multiply
    55,033.72x = 82,550.58 × 19,973.32
  4. Step 4: Simplify right side
    55,033.72x = 1,648,809,150.53
  5. Step 5: Solve for x
    x = 1,648,809,150.53/55,033.72
  6. Step 6: Final answer
    x = 29,959.98

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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.