Home / 40,642.14-56,090.81-22,741.68

Finding the Fourth Proportional to 40,642.14, 56,090.81 and 22,741.68

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Solution

The fourth proportional to 40,642.14, 56,090.81 and 22,741.68 is: 31,386.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.14 : 56,090.81 = 22,741.68 : x
  2. Step 2: Convert to fraction form
    40,642.14/56,090.81 = 22,741.68/x
  3. Step 3: Cross multiply
    40,642.14x = 56,090.81 × 22,741.68
  4. Step 4: Simplify right side
    40,642.14x = 1,275,599,251.96
  5. Step 5: Solve for x
    x = 1,275,599,251.96/40,642.14
  6. Step 6: Final answer
    x = 31,386.12

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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.