Home / 14,528.72-20,044.31-8,861.58

Finding the Fourth Proportional to 14,528.72, 20,044.31 and 8,861.58

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Solution

The fourth proportional to 14,528.72, 20,044.31 and 8,861.58 is: 12,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.72 : 20,044.31 = 8,861.58 : x
  2. Step 2: Convert to fraction form
    14,528.72/20,044.31 = 8,861.58/x
  3. Step 3: Cross multiply
    14,528.72x = 20,044.31 × 8,861.58
  4. Step 4: Simplify right side
    14,528.72x = 177,624,256.61
  5. Step 5: Solve for x
    x = 177,624,256.61/14,528.72
  6. Step 6: Final answer
    x = 12,225.73

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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.