Home / 31,486.52-47,221.58-14,842.14

Finding the Fourth Proportional to 31,486.52, 47,221.58 and 14,842.14

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Solution

The fourth proportional to 31,486.52, 47,221.58 and 14,842.14 is: 22,259.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,486.52 : 47,221.58 = 14,842.14 : x
  2. Step 2: Convert to fraction form
    31,486.52/47,221.58 = 14,842.14/x
  3. Step 3: Cross multiply
    31,486.52x = 47,221.58 × 14,842.14
  4. Step 4: Simplify right side
    31,486.52x = 700,869,161.41
  5. Step 5: Solve for x
    x = 700,869,161.41/31,486.52
  6. Step 6: Final answer
    x = 22,259.34

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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.