Home / 49,703.06-68,592.10-28,486.42

Finding the Fourth Proportional to 49,703.06, 68,592.10 and 28,486.42

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Solution

The fourth proportional to 49,703.06, 68,592.10 and 28,486.42 is: 39,312.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,703.06 : 68,592.10 = 28,486.42 : x
  2. Step 2: Convert to fraction form
    49,703.06/68,592.10 = 28,486.42/x
  3. Step 3: Cross multiply
    49,703.06x = 68,592.10 × 28,486.42
  4. Step 4: Simplify right side
    49,703.06x = 1,953,943,097.54
  5. Step 5: Solve for x
    x = 1,953,943,097.54/49,703.06
  6. Step 6: Final answer
    x = 39,312.33

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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.