Home / 18,423.48-25,424.46-10,040.04

Finding the Fourth Proportional to 18,423.48, 25,424.46 and 10,040.04

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Solution

The fourth proportional to 18,423.48, 25,424.46 and 10,040.04 is: 13,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423.48 : 25,424.46 = 10,040.04 : x
  2. Step 2: Convert to fraction form
    18,423.48/25,424.46 = 10,040.04/x
  3. Step 3: Cross multiply
    18,423.48x = 25,424.46 × 10,040.04
  4. Step 4: Simplify right side
    18,423.48x = 255,262,595.38
  5. Step 5: Solve for x
    x = 255,262,595.38/18,423.48
  6. Step 6: Final answer
    x = 13,855.29

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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.