Home / 21,489.74-32,241.62-10,810.59

Finding the Fourth Proportional to 21,489.74, 32,241.62 and 10,810.59

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Solution

The fourth proportional to 21,489.74, 32,241.62 and 10,810.59 is: 16,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,489.74 : 32,241.62 = 10,810.59 : x
  2. Step 2: Convert to fraction form
    21,489.74/32,241.62 = 10,810.59/x
  3. Step 3: Cross multiply
    21,489.74x = 32,241.62 × 10,810.59
  4. Step 4: Simplify right side
    21,489.74x = 348,550,810.29
  5. Step 5: Solve for x
    x = 348,550,810.29/21,489.74
  6. Step 6: Final answer
    x = 16,219.40

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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.