Home / 44,775.10-61,778.46-28,840.38

Finding the Fourth Proportional to 44,775.10, 61,778.46 and 28,840.38

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Solution

The fourth proportional to 44,775.10, 61,778.46 and 28,840.38 is: 39,792.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,775.10 : 61,778.46 = 28,840.38 : x
  2. Step 2: Convert to fraction form
    44,775.10/61,778.46 = 28,840.38/x
  3. Step 3: Cross multiply
    44,775.10x = 61,778.46 × 28,840.38
  4. Step 4: Simplify right side
    44,775.10x = 1,781,714,262.21
  5. Step 5: Solve for x
    x = 1,781,714,262.21/44,775.10
  6. Step 6: Final answer
    x = 39,792.52

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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.