Home / 51,083.58-70,505.04-28,727.58

Finding the Fourth Proportional to 51,083.58, 70,505.04 and 28,727.58

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Solution

The fourth proportional to 51,083.58, 70,505.04 and 28,727.58 is: 39,649.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,083.58 : 70,505.04 = 28,727.58 : x
  2. Step 2: Convert to fraction form
    51,083.58/70,505.04 = 28,727.58/x
  3. Step 3: Cross multiply
    51,083.58x = 70,505.04 × 28,727.58
  4. Step 4: Simplify right side
    51,083.58x = 2,025,439,177.00
  5. Step 5: Solve for x
    x = 2,025,439,177.00/51,083.58
  6. Step 6: Final answer
    x = 39,649.52

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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.