Home / 39,491.43-54,496.64-22,496.63

Finding the Fourth Proportional to 39,491.43, 54,496.64 and 22,496.63

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Solution

The fourth proportional to 39,491.43, 54,496.64 and 22,496.63 is: 31,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,491.43 : 54,496.64 = 22,496.63 : x
  2. Step 2: Convert to fraction form
    39,491.43/54,496.64 = 22,496.63/x
  3. Step 3: Cross multiply
    39,491.43x = 54,496.64 × 22,496.63
  4. Step 4: Simplify right side
    39,491.43x = 1,225,990,361.36
  5. Step 5: Solve for x
    x = 1,225,990,361.36/39,491.43
  6. Step 6: Final answer
    x = 31,044.47

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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.