Home / 21,411.66-32,095.56-7,367.46

Finding the Fourth Proportional to 21,411.66, 32,095.56 and 7,367.46

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Solution

The fourth proportional to 21,411.66, 32,095.56 and 7,367.46 is: 11,043.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,411.66 : 32,095.56 = 7,367.46 : x
  2. Step 2: Convert to fraction form
    21,411.66/32,095.56 = 7,367.46/x
  3. Step 3: Cross multiply
    21,411.66x = 32,095.56 × 7,367.46
  4. Step 4: Simplify right side
    21,411.66x = 236,462,754.48
  5. Step 5: Solve for x
    x = 236,462,754.48/21,411.66
  6. Step 6: Final answer
    x = 11,043.64

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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.