Home / 15,035.55-20,836.68-14,824.14

Finding the Fourth Proportional to 15,035.55, 20,836.68 and 14,824.14

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Solution

The fourth proportional to 15,035.55, 20,836.68 and 14,824.14 is: 20,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,035.55 : 20,836.68 = 14,824.14 : x
  2. Step 2: Convert to fraction form
    15,035.55/20,836.68 = 14,824.14/x
  3. Step 3: Cross multiply
    15,035.55x = 20,836.68 × 14,824.14
  4. Step 4: Simplify right side
    15,035.55x = 308,885,861.46
  5. Step 5: Solve for x
    x = 308,885,861.46/15,035.55
  6. Step 6: Final answer
    x = 20,543.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.