Home / 31,279.23-46,801.14-21,937.49

Finding the Fourth Proportional to 31,279.23, 46,801.14 and 21,937.49

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Solution

The fourth proportional to 31,279.23, 46,801.14 and 21,937.49 is: 32,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,279.23 : 46,801.14 = 21,937.49 : x
  2. Step 2: Convert to fraction form
    31,279.23/46,801.14 = 21,937.49/x
  3. Step 3: Cross multiply
    31,279.23x = 46,801.14 × 21,937.49
  4. Step 4: Simplify right side
    31,279.23x = 1,026,699,540.74
  5. Step 5: Solve for x
    x = 1,026,699,540.74/31,279.23
  6. Step 6: Final answer
    x = 32,823.68

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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.