Home / 35,640.26-53,353.88-21,557.67

Finding the Fourth Proportional to 35,640.26, 53,353.88 and 21,557.67

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Solution

The fourth proportional to 35,640.26, 53,353.88 and 21,557.67 is: 32,272.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.26 : 53,353.88 = 21,557.67 : x
  2. Step 2: Convert to fraction form
    35,640.26/53,353.88 = 21,557.67/x
  3. Step 3: Cross multiply
    35,640.26x = 53,353.88 × 21,557.67
  4. Step 4: Simplify right side
    35,640.26x = 1,150,185,230.47
  5. Step 5: Solve for x
    x = 1,150,185,230.47/35,640.26
  6. Step 6: Final answer
    x = 32,272.08

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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.