Home / 33,722.81-46,535.49-18,615.10

Finding the Fourth Proportional to 33,722.81, 46,535.49 and 18,615.10

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Solution

The fourth proportional to 33,722.81, 46,535.49 and 18,615.10 is: 25,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,722.81 : 46,535.49 = 18,615.10 : x
  2. Step 2: Convert to fraction form
    33,722.81/46,535.49 = 18,615.10/x
  3. Step 3: Cross multiply
    33,722.81x = 46,535.49 × 18,615.10
  4. Step 4: Simplify right side
    33,722.81x = 866,262,799.90
  5. Step 5: Solve for x
    x = 866,262,799.90/33,722.81
  6. Step 6: Final answer
    x = 25,687.74

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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.