Home / 28,007.12-41,998.30-14,856.48

Finding the Fourth Proportional to 28,007.12, 41,998.30 and 14,856.48

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Solution

The fourth proportional to 28,007.12, 41,998.30 and 14,856.48 is: 22,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,007.12 : 41,998.30 = 14,856.48 : x
  2. Step 2: Convert to fraction form
    28,007.12/41,998.30 = 14,856.48/x
  3. Step 3: Cross multiply
    28,007.12x = 41,998.30 × 14,856.48
  4. Step 4: Simplify right side
    28,007.12x = 623,946,903.98
  5. Step 5: Solve for x
    x = 623,946,903.98/28,007.12
  6. Step 6: Final answer
    x = 22,278.15

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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.