Home / 35,115.18-48,458.61-19,199.46

Finding the Fourth Proportional to 35,115.18, 48,458.61 and 19,199.46

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Solution

The fourth proportional to 35,115.18, 48,458.61 and 19,199.46 is: 26,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.18 : 48,458.61 = 19,199.46 : x
  2. Step 2: Convert to fraction form
    35,115.18/48,458.61 = 19,199.46/x
  3. Step 3: Cross multiply
    35,115.18x = 48,458.61 × 19,199.46
  4. Step 4: Simplify right side
    35,115.18x = 930,379,071.20
  5. Step 5: Solve for x
    x = 930,379,071.20/35,115.18
  6. Step 6: Final answer
    x = 26,495.07

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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.