Home / 31,108.59-46,672.20-14,478.48

Finding the Fourth Proportional to 31,108.59, 46,672.20 and 14,478.48

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Solution

The fourth proportional to 31,108.59, 46,672.20 and 14,478.48 is: 21,722.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,108.59 : 46,672.20 = 14,478.48 : x
  2. Step 2: Convert to fraction form
    31,108.59/46,672.20 = 14,478.48/x
  3. Step 3: Cross multiply
    31,108.59x = 46,672.20 × 14,478.48
  4. Step 4: Simplify right side
    31,108.59x = 675,742,514.26
  5. Step 5: Solve for x
    x = 675,742,514.26/31,108.59
  6. Step 6: Final answer
    x = 21,722.06

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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.