Home / 21,394.90-32,065.62-10,298.62

Finding the Fourth Proportional to 21,394.90, 32,065.62 and 10,298.62

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Solution

The fourth proportional to 21,394.90, 32,065.62 and 10,298.62 is: 15,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,394.90 : 32,065.62 = 10,298.62 : x
  2. Step 2: Convert to fraction form
    21,394.90/32,065.62 = 10,298.62/x
  3. Step 3: Cross multiply
    21,394.90x = 32,065.62 × 10,298.62
  4. Step 4: Simplify right side
    21,394.90x = 330,231,516.66
  5. Step 5: Solve for x
    x = 330,231,516.66/21,394.90
  6. Step 6: Final answer
    x = 15,435.06

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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.