Home / 49,841.47-68,779.69-28,333.57

Finding the Fourth Proportional to 49,841.47, 68,779.69 and 28,333.57

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Solution

The fourth proportional to 49,841.47, 68,779.69 and 28,333.57 is: 39,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,841.47 : 68,779.69 = 28,333.57 : x
  2. Step 2: Convert to fraction form
    49,841.47/68,779.69 = 28,333.57/x
  3. Step 3: Cross multiply
    49,841.47x = 68,779.69 × 28,333.57
  4. Step 4: Simplify right side
    49,841.47x = 1,948,774,024.66
  5. Step 5: Solve for x
    x = 1,948,774,024.66/49,841.47
  6. Step 6: Final answer
    x = 39,099.45

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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.