Home / 33,928.61-46,815.86-18,818.87

Finding the Fourth Proportional to 33,928.61, 46,815.86 and 18,818.87

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Solution

The fourth proportional to 33,928.61, 46,815.86 and 18,818.87 is: 25,966.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,928.61 : 46,815.86 = 18,818.87 : x
  2. Step 2: Convert to fraction form
    33,928.61/46,815.86 = 18,818.87/x
  3. Step 3: Cross multiply
    33,928.61x = 46,815.86 × 18,818.87
  4. Step 4: Simplify right side
    33,928.61x = 881,021,255.10
  5. Step 5: Solve for x
    x = 881,021,255.10/33,928.61
  6. Step 6: Final answer
    x = 25,966.92

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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.