Home / 28,886.48-43,341.24-10,419.92

Finding the Fourth Proportional to 28,886.48, 43,341.24 and 10,419.92

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Solution

The fourth proportional to 28,886.48, 43,341.24 and 10,419.92 is: 15,634.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,886.48 : 43,341.24 = 10,419.92 : x
  2. Step 2: Convert to fraction form
    28,886.48/43,341.24 = 10,419.92/x
  3. Step 3: Cross multiply
    28,886.48x = 43,341.24 × 10,419.92
  4. Step 4: Simplify right side
    28,886.48x = 451,612,253.50
  5. Step 5: Solve for x
    x = 451,612,253.50/28,886.48
  6. Step 6: Final answer
    x = 15,634.04

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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.