Home / 21,564.83-32,336.30-9,868.02

Finding the Fourth Proportional to 21,564.83, 32,336.30 and 9,868.02

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Solution

The fourth proportional to 21,564.83, 32,336.30 and 9,868.02 is: 14,797.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,564.83 : 32,336.30 = 9,868.02 : x
  2. Step 2: Convert to fraction form
    21,564.83/32,336.30 = 9,868.02/x
  3. Step 3: Cross multiply
    21,564.83x = 32,336.30 × 9,868.02
  4. Step 4: Simplify right side
    21,564.83x = 319,095,205.79
  5. Step 5: Solve for x
    x = 319,095,205.79/21,564.83
  6. Step 6: Final answer
    x = 14,797.02

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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.