Home / 48,551.16-67,005.72-28,414.56

Finding the Fourth Proportional to 48,551.16, 67,005.72 and 28,414.56

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Solution

The fourth proportional to 48,551.16, 67,005.72 and 28,414.56 is: 39,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,551.16 : 67,005.72 = 28,414.56 : x
  2. Step 2: Convert to fraction form
    48,551.16/67,005.72 = 28,414.56/x
  3. Step 3: Cross multiply
    48,551.16x = 67,005.72 × 28,414.56
  4. Step 4: Simplify right side
    48,551.16x = 1,903,938,051.28
  5. Step 5: Solve for x
    x = 1,903,938,051.28/48,551.16
  6. Step 6: Final answer
    x = 39,215.09

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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.