Home / 40,238.42-55,528.60-22,333.58

Finding the Fourth Proportional to 40,238.42, 55,528.60 and 22,333.58

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Solution

The fourth proportional to 40,238.42, 55,528.60 and 22,333.58 is: 30,820.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238.42 : 55,528.60 = 22,333.58 : x
  2. Step 2: Convert to fraction form
    40,238.42/55,528.60 = 22,333.58/x
  3. Step 3: Cross multiply
    40,238.42x = 55,528.60 × 22,333.58
  4. Step 4: Simplify right side
    40,238.42x = 1,240,152,430.39
  5. Step 5: Solve for x
    x = 1,240,152,430.39/40,238.42
  6. Step 6: Final answer
    x = 30,820.11

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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.