Home / 40,190.89-55,460.73-22,285.24

Finding the Fourth Proportional to 40,190.89, 55,460.73 and 22,285.24

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Solution

The fourth proportional to 40,190.89, 55,460.73 and 22,285.24 is: 30,752.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190.89 : 55,460.73 = 22,285.24 : x
  2. Step 2: Convert to fraction form
    40,190.89/55,460.73 = 22,285.24/x
  3. Step 3: Cross multiply
    40,190.89x = 55,460.73 × 22,285.24
  4. Step 4: Simplify right side
    40,190.89x = 1,235,955,678.63
  5. Step 5: Solve for x
    x = 1,235,955,678.63/40,190.89
  6. Step 6: Final answer
    x = 30,752.14

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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.