Home / 14,663.61-20,236.04-8,376.03

Finding the Fourth Proportional to 14,663.61, 20,236.04 and 8,376.03

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Solution

The fourth proportional to 14,663.61, 20,236.04 and 8,376.03 is: 11,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.61 : 20,236.04 = 8,376.03 : x
  2. Step 2: Convert to fraction form
    14,663.61/20,236.04 = 8,376.03/x
  3. Step 3: Cross multiply
    14,663.61x = 20,236.04 × 8,376.03
  4. Step 4: Simplify right side
    14,663.61x = 169,497,636.24
  5. Step 5: Solve for x
    x = 169,497,636.24/14,663.61
  6. Step 6: Final answer
    x = 11,559.07

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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.