Home / 15,814.56-21,823.82-8,741.10

Finding the Fourth Proportional to 15,814.56, 21,823.82 and 8,741.10

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Solution

The fourth proportional to 15,814.56, 21,823.82 and 8,741.10 is: 12,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.56 : 21,823.82 = 8,741.10 : x
  2. Step 2: Convert to fraction form
    15,814.56/21,823.82 = 8,741.10/x
  3. Step 3: Cross multiply
    15,814.56x = 21,823.82 × 8,741.10
  4. Step 4: Simplify right side
    15,814.56x = 190,764,193.00
  5. Step 5: Solve for x
    x = 190,764,193.00/15,814.56
  6. Step 6: Final answer
    x = 12,062.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.