Home / 21,359.63-32,042.52-6,569.80

Finding the Fourth Proportional to 21,359.63, 32,042.52 and 6,569.80

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Solution

The fourth proportional to 21,359.63, 32,042.52 and 6,569.80 is: 9,855.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,359.63 : 32,042.52 = 6,569.80 : x
  2. Step 2: Convert to fraction form
    21,359.63/32,042.52 = 6,569.80/x
  3. Step 3: Cross multiply
    21,359.63x = 32,042.52 × 6,569.80
  4. Step 4: Simplify right side
    21,359.63x = 210,512,867.79
  5. Step 5: Solve for x
    x = 210,512,867.79/21,359.63
  6. Step 6: Final answer
    x = 9,855.64

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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.