Home / 14,528.20-20,051.21-8,864.18

Finding the Fourth Proportional to 14,528.20, 20,051.21 and 8,864.18

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Solution

The fourth proportional to 14,528.20, 20,051.21 and 8,864.18 is: 12,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.20 : 20,051.21 = 8,864.18 : x
  2. Step 2: Convert to fraction form
    14,528.20/20,051.21 = 8,864.18/x
  3. Step 3: Cross multiply
    14,528.20x = 20,051.21 × 8,864.18
  4. Step 4: Simplify right side
    14,528.20x = 177,737,490.34
  5. Step 5: Solve for x
    x = 177,737,490.34/14,528.20
  6. Step 6: Final answer
    x = 12,233.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.