Home / 35,653.56-49,207.05-20,543.32

Finding the Fourth Proportional to 35,653.56, 49,207.05 and 20,543.32

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Solution

The fourth proportional to 35,653.56, 49,207.05 and 20,543.32 is: 28,352.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,653.56 : 49,207.05 = 20,543.32 : x
  2. Step 2: Convert to fraction form
    35,653.56/49,207.05 = 20,543.32/x
  3. Step 3: Cross multiply
    35,653.56x = 49,207.05 × 20,543.32
  4. Step 4: Simplify right side
    35,653.56x = 1,010,876,174.41
  5. Step 5: Solve for x
    x = 1,010,876,174.41/35,653.56
  6. Step 6: Final answer
    x = 28,352.74

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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.