Home / 18,723.32-25,835.98-10,339.32

Finding the Fourth Proportional to 18,723.32, 25,835.98 and 10,339.32

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Solution

The fourth proportional to 18,723.32, 25,835.98 and 10,339.32 is: 14,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,723.32 : 25,835.98 = 10,339.32 : x
  2. Step 2: Convert to fraction form
    18,723.32/25,835.98 = 10,339.32/x
  3. Step 3: Cross multiply
    18,723.32x = 25,835.98 × 10,339.32
  4. Step 4: Simplify right side
    18,723.32x = 267,126,464.73
  5. Step 5: Solve for x
    x = 267,126,464.73/18,723.32
  6. Step 6: Final answer
    x = 14,267.05

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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.