Home / 18,498.18-25,525.05-10,432.26

Finding the Fourth Proportional to 18,498.18, 25,525.05 and 10,432.26

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Solution

The fourth proportional to 18,498.18, 25,525.05 and 10,432.26 is: 14,395.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.18 : 25,525.05 = 10,432.26 : x
  2. Step 2: Convert to fraction form
    18,498.18/25,525.05 = 10,432.26/x
  3. Step 3: Cross multiply
    18,498.18x = 25,525.05 × 10,432.26
  4. Step 4: Simplify right side
    18,498.18x = 266,283,958.11
  5. Step 5: Solve for x
    x = 266,283,958.11/18,498.18
  6. Step 6: Final answer
    x = 14,395.14

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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.