Home / 31,743.01-47,599.59-11,738.69

Finding the Fourth Proportional to 31,743.01, 47,599.59 and 11,738.69

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Solution

The fourth proportional to 31,743.01, 47,599.59 and 11,738.69 is: 17,602.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,743.01 : 47,599.59 = 11,738.69 : x
  2. Step 2: Convert to fraction form
    31,743.01/47,599.59 = 11,738.69/x
  3. Step 3: Cross multiply
    31,743.01x = 47,599.59 × 11,738.69
  4. Step 4: Simplify right side
    31,743.01x = 558,756,815.66
  5. Step 5: Solve for x
    x = 558,756,815.66/31,743.01
  6. Step 6: Final answer
    x = 17,602.51

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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.