Home / 28,104.48-42,162.80-14,954.92

Finding the Fourth Proportional to 28,104.48, 42,162.80 and 14,954.92

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Solution

The fourth proportional to 28,104.48, 42,162.80 and 14,954.92 is: 22,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104.48 : 42,162.80 = 14,954.92 : x
  2. Step 2: Convert to fraction form
    28,104.48/42,162.80 = 14,954.92/x
  3. Step 3: Cross multiply
    28,104.48x = 42,162.80 × 14,954.92
  4. Step 4: Simplify right side
    28,104.48x = 630,541,300.98
  5. Step 5: Solve for x
    x = 630,541,300.98/28,104.48
  6. Step 6: Final answer
    x = 22,435.62

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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.