Home / 33,815.14-46,666.28-18,707.55

Finding the Fourth Proportional to 33,815.14, 46,666.28 and 18,707.55

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Solution

The fourth proportional to 33,815.14, 46,666.28 and 18,707.55 is: 25,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.14 : 46,666.28 = 18,707.55 : x
  2. Step 2: Convert to fraction form
    33,815.14/46,666.28 = 18,707.55/x
  3. Step 3: Cross multiply
    33,815.14x = 46,666.28 × 18,707.55
  4. Step 4: Simplify right side
    33,815.14x = 873,011,766.41
  5. Step 5: Solve for x
    x = 873,011,766.41/33,815.14
  6. Step 6: Final answer
    x = 25,817.19

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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.