Home / 31,081.48-46,622.17-14,432.41

Finding the Fourth Proportional to 31,081.48, 46,622.17 and 14,432.41

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Solution

The fourth proportional to 31,081.48, 46,622.17 and 14,432.41 is: 21,648.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,081.48 : 46,622.17 = 14,432.41 : x
  2. Step 2: Convert to fraction form
    31,081.48/46,622.17 = 14,432.41/x
  3. Step 3: Cross multiply
    31,081.48x = 46,622.17 × 14,432.41
  4. Step 4: Simplify right side
    31,081.48x = 672,870,119.89
  5. Step 5: Solve for x
    x = 672,870,119.89/31,081.48
  6. Step 6: Final answer
    x = 21,648.59

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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.