Home / 31,668.74-47,503.22-25,717.48

Finding the Fourth Proportional to 31,668.74, 47,503.22 and 25,717.48

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Solution

The fourth proportional to 31,668.74, 47,503.22 and 25,717.48 is: 38,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,668.74 : 47,503.22 = 25,717.48 : x
  2. Step 2: Convert to fraction form
    31,668.74/47,503.22 = 25,717.48/x
  3. Step 3: Cross multiply
    31,668.74x = 47,503.22 × 25,717.48
  4. Step 4: Simplify right side
    31,668.74x = 1,221,663,055.82
  5. Step 5: Solve for x
    x = 1,221,663,055.82/31,668.74
  6. Step 6: Final answer
    x = 38,576.31

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1.5x scale

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.