Home / 21,525.36-32,300.52-9,044.40

Finding the Fourth Proportional to 21,525.36, 32,300.52 and 9,044.40

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Solution

The fourth proportional to 21,525.36, 32,300.52 and 9,044.40 is: 13,571.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525.36 : 32,300.52 = 9,044.40 : x
  2. Step 2: Convert to fraction form
    21,525.36/32,300.52 = 9,044.40/x
  3. Step 3: Cross multiply
    21,525.36x = 32,300.52 × 9,044.40
  4. Step 4: Simplify right side
    21,525.36x = 292,138,823.09
  5. Step 5: Solve for x
    x = 292,138,823.09/21,525.36
  6. Step 6: Final answer
    x = 13,571.84

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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.