Home / 71,541.36-107,303.94-18,233.10

Finding the Fourth Proportional to 71,541.36, 107,303.94 and 18,233.10

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Solution

The fourth proportional to 71,541.36, 107,303.94 and 18,233.10 is: 27,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,541.36 : 107,303.94 = 18,233.10 : x
  2. Step 2: Convert to fraction form
    71,541.36/107,303.94 = 18,233.10/x
  3. Step 3: Cross multiply
    71,541.36x = 107,303.94 × 18,233.10
  4. Step 4: Simplify right side
    71,541.36x = 1,956,483,468.41
  5. Step 5: Solve for x
    x = 1,956,483,468.41/71,541.36
  6. Step 6: Final answer
    x = 27,347.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.