Home / 31,279.52-46,801.56-21,937.77

Finding the Fourth Proportional to 31,279.52, 46,801.56 and 21,937.77

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Solution

The fourth proportional to 31,279.52, 46,801.56 and 21,937.77 is: 32,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,279.52 : 46,801.56 = 21,937.77 : x
  2. Step 2: Convert to fraction form
    31,279.52/46,801.56 = 21,937.77/x
  3. Step 3: Cross multiply
    31,279.52x = 46,801.56 × 21,937.77
  4. Step 4: Simplify right side
    31,279.52x = 1,026,721,858.92
  5. Step 5: Solve for x
    x = 1,026,721,858.92/31,279.52
  6. Step 6: Final answer
    x = 32,824.10

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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.