Home / 23,123.22-31,927.80-19,167.18

Finding the Fourth Proportional to 23,123.22, 31,927.80 and 19,167.18

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Solution

The fourth proportional to 23,123.22, 31,927.80 and 19,167.18 is: 26,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,123.22 : 31,927.80 = 19,167.18 : x
  2. Step 2: Convert to fraction form
    23,123.22/31,927.80 = 19,167.18/x
  3. Step 3: Cross multiply
    23,123.22x = 31,927.80 × 19,167.18
  4. Step 4: Simplify right side
    23,123.22x = 611,965,889.60
  5. Step 5: Solve for x
    x = 611,965,889.60/23,123.22
  6. Step 6: Final answer
    x = 26,465.43

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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.