Home / 49,715.08-68,608.42-28,498.36

Finding the Fourth Proportional to 49,715.08, 68,608.42 and 28,498.36

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Solution

The fourth proportional to 49,715.08, 68,608.42 and 28,498.36 is: 39,328.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,715.08 : 68,608.42 = 28,498.36 : x
  2. Step 2: Convert to fraction form
    49,715.08/68,608.42 = 28,498.36/x
  3. Step 3: Cross multiply
    49,715.08x = 68,608.42 × 28,498.36
  4. Step 4: Simplify right side
    49,715.08x = 1,955,227,452.19
  5. Step 5: Solve for x
    x = 1,955,227,452.19/49,715.08
  6. Step 6: Final answer
    x = 39,328.66

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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.