Home / 40,150.34-55,407.91-22,245.63

Finding the Fourth Proportional to 40,150.34, 55,407.91 and 22,245.63

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Solution

The fourth proportional to 40,150.34, 55,407.91 and 22,245.63 is: 30,699.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.34 : 55,407.91 = 22,245.63 : x
  2. Step 2: Convert to fraction form
    40,150.34/55,407.91 = 22,245.63/x
  3. Step 3: Cross multiply
    40,150.34x = 55,407.91 × 22,245.63
  4. Step 4: Simplify right side
    40,150.34x = 1,232,583,864.93
  5. Step 5: Solve for x
    x = 1,232,583,864.93/40,150.34
  6. Step 6: Final answer
    x = 30,699.21

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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.