Home / 31,132.62-46,695.48-11,141.31

Finding the Fourth Proportional to 31,132.62, 46,695.48 and 11,141.31

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Solution

The fourth proportional to 31,132.62, 46,695.48 and 11,141.31 is: 16,710.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,132.62 : 46,695.48 = 11,141.31 : x
  2. Step 2: Convert to fraction form
    31,132.62/46,695.48 = 11,141.31/x
  3. Step 3: Cross multiply
    31,132.62x = 46,695.48 × 11,141.31
  4. Step 4: Simplify right side
    31,132.62x = 520,248,601.39
  5. Step 5: Solve for x
    x = 520,248,601.39/31,132.62
  6. Step 6: Final answer
    x = 16,710.72

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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.