Home / 14,563.28-20,097.16-8,275.52

Finding the Fourth Proportional to 14,563.28, 20,097.16 and 8,275.52

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Solution

The fourth proportional to 14,563.28, 20,097.16 and 8,275.52 is: 11,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.28 : 20,097.16 = 8,275.52 : x
  2. Step 2: Convert to fraction form
    14,563.28/20,097.16 = 8,275.52/x
  3. Step 3: Cross multiply
    14,563.28x = 20,097.16 × 8,275.52
  4. Step 4: Simplify right side
    14,563.28x = 166,314,449.52
  5. Step 5: Solve for x
    x = 166,314,449.52/14,563.28
  6. Step 6: Final answer
    x = 11,420.12

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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.