Home / 46,711.54-70,085.40-17,149.78

Finding the Fourth Proportional to 46,711.54, 70,085.40 and 17,149.78

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Solution

The fourth proportional to 46,711.54, 70,085.40 and 17,149.78 is: 25,731.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,711.54 : 70,085.40 = 17,149.78 : x
  2. Step 2: Convert to fraction form
    46,711.54/70,085.40 = 17,149.78/x
  3. Step 3: Cross multiply
    46,711.54x = 70,085.40 × 17,149.78
  4. Step 4: Simplify right side
    46,711.54x = 1,201,949,191.21
  5. Step 5: Solve for x
    x = 1,201,949,191.21/46,711.54
  6. Step 6: Final answer
    x = 25,731.31

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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.