Home / 49,556.02-68,387.38-28,335.74

Finding the Fourth Proportional to 49,556.02, 68,387.38 and 28,335.74

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Solution

The fourth proportional to 49,556.02, 68,387.38 and 28,335.74 is: 39,103.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,556.02 : 68,387.38 = 28,335.74 : x
  2. Step 2: Convert to fraction form
    49,556.02/68,387.38 = 28,335.74/x
  3. Step 3: Cross multiply
    49,556.02x = 68,387.38 × 28,335.74
  4. Step 4: Simplify right side
    49,556.02x = 1,937,807,018.96
  5. Step 5: Solve for x
    x = 1,937,807,018.96/49,556.02
  6. Step 6: Final answer
    x = 39,103.36

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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.