Home / 49,053.08-67,685.10-28,907.22

Finding the Fourth Proportional to 49,053.08, 67,685.10 and 28,907.22

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Solution

The fourth proportional to 49,053.08, 67,685.10 and 28,907.22 is: 39,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,053.08 : 67,685.10 = 28,907.22 : x
  2. Step 2: Convert to fraction form
    49,053.08/67,685.10 = 28,907.22/x
  3. Step 3: Cross multiply
    49,053.08x = 67,685.10 × 28,907.22
  4. Step 4: Simplify right side
    49,053.08x = 1,956,587,593.46
  5. Step 5: Solve for x
    x = 1,956,587,593.46/49,053.08
  6. Step 6: Final answer
    x = 39,887.15

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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.