Home / 46,721.80-70,091.93-17,139.89

Finding the Fourth Proportional to 46,721.80, 70,091.93 and 17,139.89

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Solution

The fourth proportional to 46,721.80, 70,091.93 and 17,139.89 is: 25,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,721.80 : 70,091.93 = 17,139.89 : x
  2. Step 2: Convert to fraction form
    46,721.80/70,091.93 = 17,139.89/x
  3. Step 3: Cross multiply
    46,721.80x = 70,091.93 × 17,139.89
  4. Step 4: Simplify right side
    46,721.80x = 1,201,367,970.09
  5. Step 5: Solve for x
    x = 1,201,367,970.09/46,721.80
  6. Step 6: Final answer
    x = 25,713.22

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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.