Home / 49,893.60-68,852.16-28,672.32

Finding the Fourth Proportional to 49,893.60, 68,852.16 and 28,672.32

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Solution

The fourth proportional to 49,893.60, 68,852.16 and 28,672.32 is: 39,567.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,893.60 : 68,852.16 = 28,672.32 : x
  2. Step 2: Convert to fraction form
    49,893.60/68,852.16 = 28,672.32/x
  3. Step 3: Cross multiply
    49,893.60x = 68,852.16 × 28,672.32
  4. Step 4: Simplify right side
    49,893.60x = 1,974,151,164.21
  5. Step 5: Solve for x
    x = 1,974,151,164.21/49,893.60
  6. Step 6: Final answer
    x = 39,567.22

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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.