Home / 31,086.57-46,590.86-13,296.35

Finding the Fourth Proportional to 31,086.57, 46,590.86 and 13,296.35

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Solution

The fourth proportional to 31,086.57, 46,590.86 and 13,296.35 is: 19,927.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,086.57 : 46,590.86 = 13,296.35 : x
  2. Step 2: Convert to fraction form
    31,086.57/46,590.86 = 13,296.35/x
  3. Step 3: Cross multiply
    31,086.57x = 46,590.86 × 13,296.35
  4. Step 4: Simplify right side
    31,086.57x = 619,488,456.29
  5. Step 5: Solve for x
    x = 619,488,456.29/31,086.57
  6. Step 6: Final answer
    x = 19,927.85

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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.