Home / 21,698.52-32,536.20-10,288.44

Finding the Fourth Proportional to 21,698.52, 32,536.20 and 10,288.44

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Solution

The fourth proportional to 21,698.52, 32,536.20 and 10,288.44 is: 15,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,698.52 : 32,536.20 = 10,288.44 : x
  2. Step 2: Convert to fraction form
    21,698.52/32,536.20 = 10,288.44/x
  3. Step 3: Cross multiply
    21,698.52x = 32,536.20 × 10,288.44
  4. Step 4: Simplify right side
    21,698.52x = 334,746,741.53
  5. Step 5: Solve for x
    x = 334,746,741.53/21,698.52
  6. Step 6: Final answer
    x = 15,427.17

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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.