Home / 40,009.42-60,051.82-20,302.12

Finding the Fourth Proportional to 40,009.42, 60,051.82 and 20,302.12

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Solution

The fourth proportional to 40,009.42, 60,051.82 and 20,302.12 is: 30,472.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,009.42 : 60,051.82 = 20,302.12 : x
  2. Step 2: Convert to fraction form
    40,009.42/60,051.82 = 20,302.12/x
  3. Step 3: Cross multiply
    40,009.42x = 60,051.82 × 20,302.12
  4. Step 4: Simplify right side
    40,009.42x = 1,219,179,255.86
  5. Step 5: Solve for x
    x = 1,219,179,255.86/40,009.42
  6. Step 6: Final answer
    x = 30,472.31

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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.