Home / 49,329.36-68,076.36-28,108.08

Finding the Fourth Proportional to 49,329.36, 68,076.36 and 28,108.08

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Solution

The fourth proportional to 49,329.36, 68,076.36 and 28,108.08 is: 38,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,329.36 : 68,076.36 = 28,108.08 : x
  2. Step 2: Convert to fraction form
    49,329.36/68,076.36 = 28,108.08/x
  3. Step 3: Cross multiply
    49,329.36x = 68,076.36 × 28,108.08
  4. Step 4: Simplify right side
    49,329.36x = 1,913,495,772.99
  5. Step 5: Solve for x
    x = 1,913,495,772.99/49,329.36
  6. Step 6: Final answer
    x = 38,790.20

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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.