Home / 28,233.68-42,350.88-10,698.80

Finding the Fourth Proportional to 28,233.68, 42,350.88 and 10,698.80

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Solution

The fourth proportional to 28,233.68, 42,350.88 and 10,698.80 is: 16,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.68 : 42,350.88 = 10,698.80 : x
  2. Step 2: Convert to fraction form
    28,233.68/42,350.88 = 10,698.80/x
  3. Step 3: Cross multiply
    28,233.68x = 42,350.88 × 10,698.80
  4. Step 4: Simplify right side
    28,233.68x = 453,103,594.94
  5. Step 5: Solve for x
    x = 453,103,594.94/28,233.68
  6. Step 6: Final answer
    x = 16,048.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.