Home / 14,580.66-20,099.80-10,318.48

Finding the Fourth Proportional to 14,580.66, 20,099.80 and 10,318.48

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Solution

The fourth proportional to 14,580.66, 20,099.80 and 10,318.48 is: 14,224.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.66 : 20,099.80 = 10,318.48 : x
  2. Step 2: Convert to fraction form
    14,580.66/20,099.80 = 10,318.48/x
  3. Step 3: Cross multiply
    14,580.66x = 20,099.80 × 10,318.48
  4. Step 4: Simplify right side
    14,580.66x = 207,399,384.30
  5. Step 5: Solve for x
    x = 207,399,384.30/14,580.66
  6. Step 6: Final answer
    x = 14,224.28

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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.