Home / 14,538.66-21,819.02-10,653.22

Finding the Fourth Proportional to 14,538.66, 21,819.02 and 10,653.22

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Solution

The fourth proportional to 14,538.66, 21,819.02 and 10,653.22 is: 15,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.66 : 21,819.02 = 10,653.22 : x
  2. Step 2: Convert to fraction form
    14,538.66/21,819.02 = 10,653.22/x
  3. Step 3: Cross multiply
    14,538.66x = 21,819.02 × 10,653.22
  4. Step 4: Simplify right side
    14,538.66x = 232,442,820.24
  5. Step 5: Solve for x
    x = 232,442,820.24/14,538.66
  6. Step 6: Final answer
    x = 15,987.91

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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.