Home / 31,703.49-43,751.75-17,556.57

Finding the Fourth Proportional to 31,703.49, 43,751.75 and 17,556.57

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Solution

The fourth proportional to 31,703.49, 43,751.75 and 17,556.57 is: 24,228.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,703.49 : 43,751.75 = 17,556.57 : x
  2. Step 2: Convert to fraction form
    31,703.49/43,751.75 = 17,556.57/x
  3. Step 3: Cross multiply
    31,703.49x = 43,751.75 × 17,556.57
  4. Step 4: Simplify right side
    31,703.49x = 768,130,573.71
  5. Step 5: Solve for x
    x = 768,130,573.71/31,703.49
  6. Step 6: Final answer
    x = 24,228.58

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1.5x scale

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.