Home / 35,427.19-53,087.22-21,371.60

Finding the Fourth Proportional to 35,427.19, 53,087.22 and 21,371.60

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Solution

The fourth proportional to 35,427.19, 53,087.22 and 21,371.60 is: 32,025.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,427.19 : 53,087.22 = 21,371.60 : x
  2. Step 2: Convert to fraction form
    35,427.19/53,087.22 = 21,371.60/x
  3. Step 3: Cross multiply
    35,427.19x = 53,087.22 × 21,371.60
  4. Step 4: Simplify right side
    35,427.19x = 1,134,558,565.52
  5. Step 5: Solve for x
    x = 1,134,558,565.52/35,427.19
  6. Step 6: Final answer
    x = 32,025.08

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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.