Home / 18,729.04-25,845.96-10,345.52

Finding the Fourth Proportional to 18,729.04, 25,845.96 and 10,345.52

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Solution

The fourth proportional to 18,729.04, 25,845.96 and 10,345.52 is: 14,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729.04 : 25,845.96 = 10,345.52 : x
  2. Step 2: Convert to fraction form
    18,729.04/25,845.96 = 10,345.52/x
  3. Step 3: Cross multiply
    18,729.04x = 25,845.96 × 10,345.52
  4. Step 4: Simplify right side
    18,729.04x = 267,389,896.10
  5. Step 5: Solve for x
    x = 267,389,896.10/18,729.04
  6. Step 6: Final answer
    x = 14,276.75

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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.