Home / 48,111.45-66,390.78-26,600.64

Finding the Fourth Proportional to 48,111.45, 66,390.78 and 26,600.64

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Solution

The fourth proportional to 48,111.45, 66,390.78 and 26,600.64 is: 36,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,111.45 : 66,390.78 = 26,600.64 : x
  2. Step 2: Convert to fraction form
    48,111.45/66,390.78 = 26,600.64/x
  3. Step 3: Cross multiply
    48,111.45x = 66,390.78 × 26,600.64
  4. Step 4: Simplify right side
    48,111.45x = 1,766,037,238.10
  5. Step 5: Solve for x
    x = 1,766,037,238.10/48,111.45
  6. Step 6: Final answer
    x = 36,707.21

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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.