Home / 18,280.32-25,226.76-10,322.52

Finding the Fourth Proportional to 18,280.32, 25,226.76 and 10,322.52

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Solution

The fourth proportional to 18,280.32, 25,226.76 and 10,322.52 is: 14,245.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.32 : 25,226.76 = 10,322.52 : x
  2. Step 2: Convert to fraction form
    18,280.32/25,226.76 = 10,322.52/x
  3. Step 3: Cross multiply
    18,280.32x = 25,226.76 × 10,322.52
  4. Step 4: Simplify right side
    18,280.32x = 260,403,734.64
  5. Step 5: Solve for x
    x = 260,403,734.64/18,280.32
  6. Step 6: Final answer
    x = 14,245.03

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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.