Home / 21,689.60-32,546.38-10,596.36

Finding the Fourth Proportional to 21,689.60, 32,546.38 and 10,596.36

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Solution

The fourth proportional to 21,689.60, 32,546.38 and 10,596.36 is: 15,900.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,689.60 : 32,546.38 = 10,596.36 : x
  2. Step 2: Convert to fraction form
    21,689.60/32,546.38 = 10,596.36/x
  3. Step 3: Cross multiply
    21,689.60x = 32,546.38 × 10,596.36
  4. Step 4: Simplify right side
    21,689.60x = 344,873,159.18
  5. Step 5: Solve for x
    x = 344,873,159.18/21,689.60
  6. Step 6: Final answer
    x = 15,900.39

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1.5x scale

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.