Home / 14,752.10-20,365.36-9,723.62

Finding the Fourth Proportional to 14,752.10, 20,365.36 and 9,723.62

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Solution

The fourth proportional to 14,752.10, 20,365.36 and 9,723.62 is: 13,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.10 : 20,365.36 = 9,723.62 : x
  2. Step 2: Convert to fraction form
    14,752.10/20,365.36 = 9,723.62/x
  3. Step 3: Cross multiply
    14,752.10x = 20,365.36 × 9,723.62
  4. Step 4: Simplify right side
    14,752.10x = 198,025,021.80
  5. Step 5: Solve for x
    x = 198,025,021.80/14,752.10
  6. Step 6: Final answer
    x = 13,423.51

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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.