Home / 28,555.88-42,833.66-19,048.10

Finding the Fourth Proportional to 28,555.88, 42,833.66 and 19,048.10

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Solution

The fourth proportional to 28,555.88, 42,833.66 and 19,048.10 is: 28,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,555.88 : 42,833.66 = 19,048.10 : x
  2. Step 2: Convert to fraction form
    28,555.88/42,833.66 = 19,048.10/x
  3. Step 3: Cross multiply
    28,555.88x = 42,833.66 × 19,048.10
  4. Step 4: Simplify right side
    28,555.88x = 815,899,529.64
  5. Step 5: Solve for x
    x = 815,899,529.64/28,555.88
  6. Step 6: Final answer
    x = 28,572.04

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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.