Home / 18,280.07-25,226.30-10,321.82

Finding the Fourth Proportional to 18,280.07, 25,226.30 and 10,321.82

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Solution

The fourth proportional to 18,280.07, 25,226.30 and 10,321.82 is: 14,244.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.07 : 25,226.30 = 10,321.82 : x
  2. Step 2: Convert to fraction form
    18,280.07/25,226.30 = 10,321.82/x
  3. Step 3: Cross multiply
    18,280.07x = 25,226.30 × 10,321.82
  4. Step 4: Simplify right side
    18,280.07x = 260,381,327.87
  5. Step 5: Solve for x
    x = 260,381,327.87/18,280.07
  6. Step 6: Final answer
    x = 14,244.00

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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.