Home / 18,325.19-25,291.14-10,261.91

Finding the Fourth Proportional to 18,325.19, 25,291.14 and 10,261.91

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Solution

The fourth proportional to 18,325.19, 25,291.14 and 10,261.91 is: 14,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,325.19 : 25,291.14 = 10,261.91 : x
  2. Step 2: Convert to fraction form
    18,325.19/25,291.14 = 10,261.91/x
  3. Step 3: Cross multiply
    18,325.19x = 25,291.14 × 10,261.91
  4. Step 4: Simplify right side
    18,325.19x = 259,535,351.17
  5. Step 5: Solve for x
    x = 259,535,351.17/18,325.19
  6. Step 6: Final answer
    x = 14,162.77

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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.