Home / 23,110.32-31,897.47-19,326.91

Finding the Fourth Proportional to 23,110.32, 31,897.47 and 19,326.91

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Solution

The fourth proportional to 23,110.32, 31,897.47 and 19,326.91 is: 26,675.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,110.32 : 31,897.47 = 19,326.91 : x
  2. Step 2: Convert to fraction form
    23,110.32/31,897.47 = 19,326.91/x
  3. Step 3: Cross multiply
    23,110.32x = 31,897.47 × 19,326.91
  4. Step 4: Simplify right side
    23,110.32x = 616,479,531.92
  5. Step 5: Solve for x
    x = 616,479,531.92/23,110.32
  6. Step 6: Final answer
    x = 26,675.51

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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.