Home / 28,872.36-43,335.78-14,842.24

Finding the Fourth Proportional to 28,872.36, 43,335.78 and 14,842.24

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Solution

The fourth proportional to 28,872.36, 43,335.78 and 14,842.24 is: 22,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.36 : 43,335.78 = 14,842.24 : x
  2. Step 2: Convert to fraction form
    28,872.36/43,335.78 = 14,842.24/x
  3. Step 3: Cross multiply
    28,872.36x = 43,335.78 × 14,842.24
  4. Step 4: Simplify right side
    28,872.36x = 643,200,047.35
  5. Step 5: Solve for x
    x = 643,200,047.35/28,872.36
  6. Step 6: Final answer
    x = 22,277.36

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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.