Home / 18,424.53-25,423.47-10,467.50

Finding the Fourth Proportional to 18,424.53, 25,423.47 and 10,467.50

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Solution

The fourth proportional to 18,424.53, 25,423.47 and 10,467.50 is: 14,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.53 : 25,423.47 = 10,467.50 : x
  2. Step 2: Convert to fraction form
    18,424.53/25,423.47 = 10,467.50/x
  3. Step 3: Cross multiply
    18,424.53x = 25,423.47 × 10,467.50
  4. Step 4: Simplify right side
    18,424.53x = 266,120,045.11
  5. Step 5: Solve for x
    x = 266,120,045.11/18,424.53
  6. Step 6: Final answer
    x = 14,443.79

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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.