Home / 32,051.30-44,221.78-18,438.63

Finding the Fourth Proportional to 32,051.30, 44,221.78 and 18,438.63

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Solution

The fourth proportional to 32,051.30, 44,221.78 and 18,438.63 is: 25,440.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,051.30 : 44,221.78 = 18,438.63 : x
  2. Step 2: Convert to fraction form
    32,051.30/44,221.78 = 18,438.63/x
  3. Step 3: Cross multiply
    32,051.30x = 44,221.78 × 18,438.63
  4. Step 4: Simplify right side
    32,051.30x = 815,388,818.25
  5. Step 5: Solve for x
    x = 815,388,818.25/32,051.30
  6. Step 6: Final answer
    x = 25,440.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.