Home / 34,712.26-47,907.64-21,281.10

Finding the Fourth Proportional to 34,712.26, 47,907.64 and 21,281.10

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Solution

The fourth proportional to 34,712.26, 47,907.64 and 21,281.10 is: 29,370.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,712.26 : 47,907.64 = 21,281.10 : x
  2. Step 2: Convert to fraction form
    34,712.26/47,907.64 = 21,281.10/x
  3. Step 3: Cross multiply
    34,712.26x = 47,907.64 × 21,281.10
  4. Step 4: Simplify right side
    34,712.26x = 1,019,527,277.60
  5. Step 5: Solve for x
    x = 1,019,527,277.60/34,712.26
  6. Step 6: Final answer
    x = 29,370.81

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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.