Home / 35,680.86-49,235.60-19,761.32

Finding the Fourth Proportional to 35,680.86, 49,235.60 and 19,761.32

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Solution

The fourth proportional to 35,680.86, 49,235.60 and 19,761.32 is: 27,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,680.86 : 49,235.60 = 19,761.32 : x
  2. Step 2: Convert to fraction form
    35,680.86/49,235.60 = 19,761.32/x
  3. Step 3: Cross multiply
    35,680.86x = 49,235.60 × 19,761.32
  4. Step 4: Simplify right side
    35,680.86x = 972,960,619.48
  5. Step 5: Solve for x
    x = 972,960,619.48/35,680.86
  6. Step 6: Final answer
    x = 27,268.42

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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.