Home / 14,529.04-20,049.18-8,156.50

Finding the Fourth Proportional to 14,529.04, 20,049.18 and 8,156.50

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Solution

The fourth proportional to 14,529.04, 20,049.18 and 8,156.50 is: 11,255.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.04 : 20,049.18 = 8,156.50 : x
  2. Step 2: Convert to fraction form
    14,529.04/20,049.18 = 8,156.50/x
  3. Step 3: Cross multiply
    14,529.04x = 20,049.18 × 8,156.50
  4. Step 4: Simplify right side
    14,529.04x = 163,531,136.67
  5. Step 5: Solve for x
    x = 163,531,136.67/14,529.04
  6. Step 6: Final answer
    x = 11,255.47

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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.