Home / 47,347.39-71,015.55-39,499.84

Finding the Fourth Proportional to 47,347.39, 71,015.55 and 39,499.84

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Solution

The fourth proportional to 47,347.39, 71,015.55 and 39,499.84 is: 59,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,347.39 : 71,015.55 = 39,499.84 : x
  2. Step 2: Convert to fraction form
    47,347.39/71,015.55 = 39,499.84/x
  3. Step 3: Cross multiply
    47,347.39x = 71,015.55 × 39,499.84
  4. Step 4: Simplify right side
    47,347.39x = 2,805,102,862.51
  5. Step 5: Solve for x
    x = 2,805,102,862.51/47,347.39
  6. Step 6: Final answer
    x = 59,245.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.