Home / 45,576.02-62,877.38-28,550.64

Finding the Fourth Proportional to 45,576.02, 62,877.38 and 28,550.64

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Solution

The fourth proportional to 45,576.02, 62,877.38 and 28,550.64 is: 39,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,576.02 : 62,877.38 = 28,550.64 : x
  2. Step 2: Convert to fraction form
    45,576.02/62,877.38 = 28,550.64/x
  3. Step 3: Cross multiply
    45,576.02x = 62,877.38 × 28,550.64
  4. Step 4: Simplify right side
    45,576.02x = 1,795,189,440.52
  5. Step 5: Solve for x
    x = 1,795,189,440.52/45,576.02
  6. Step 6: Final answer
    x = 39,388.90

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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.