Home / 18,455.22-25,468.65-10,498.32

Finding the Fourth Proportional to 18,455.22, 25,468.65 and 10,498.32

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Solution

The fourth proportional to 18,455.22, 25,468.65 and 10,498.32 is: 14,487.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.22 : 25,468.65 = 10,498.32 : x
  2. Step 2: Convert to fraction form
    18,455.22/25,468.65 = 10,498.32/x
  3. Step 3: Cross multiply
    18,455.22x = 25,468.65 × 10,498.32
  4. Step 4: Simplify right side
    18,455.22x = 267,378,037.67
  5. Step 5: Solve for x
    x = 267,378,037.67/18,455.22
  6. Step 6: Final answer
    x = 14,487.94

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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.