Home / 26,871.48-37,069.74-23,139

Finding the Fourth Proportional to 26,871.48, 37,069.74 and 23,139

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Solution

The fourth proportional to 26,871.48, 37,069.74 and 23,139 is: 31,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,871.48 : 37,069.74 = 23,139 : x
  2. Step 2: Convert to fraction form
    26,871.48/37,069.74 = 23,139/x
  3. Step 3: Cross multiply
    26,871.48x = 37,069.74 × 23,139
  4. Step 4: Simplify right side
    26,871.48x = 857,756,713.86
  5. Step 5: Solve for x
    x = 857,756,713.86/26,871.48
  6. Step 6: Final answer
    x = 31,920.71

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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.