Home / 31,564.12-43,616.21-30,026.53

Finding the Fourth Proportional to 31,564.12, 43,616.21 and 30,026.53

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Solution

The fourth proportional to 31,564.12, 43,616.21 and 30,026.53 is: 41,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.12 : 43,616.21 = 30,026.53 : x
  2. Step 2: Convert to fraction form
    31,564.12/43,616.21 = 30,026.53/x
  3. Step 3: Cross multiply
    31,564.12x = 43,616.21 × 30,026.53
  4. Step 4: Simplify right side
    31,564.12x = 1,309,643,287.92
  5. Step 5: Solve for x
    x = 1,309,643,287.92/31,564.12
  6. Step 6: Final answer
    x = 41,491.53

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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.