Home / 14,927.55-20,599.58-8,213.18

Finding the Fourth Proportional to 14,927.55, 20,599.58 and 8,213.18

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Solution

The fourth proportional to 14,927.55, 20,599.58 and 8,213.18 is: 11,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927.55 : 20,599.58 = 8,213.18 : x
  2. Step 2: Convert to fraction form
    14,927.55/20,599.58 = 8,213.18/x
  3. Step 3: Cross multiply
    14,927.55x = 20,599.58 × 8,213.18
  4. Step 4: Simplify right side
    14,927.55x = 169,187,976.00
  5. Step 5: Solve for x
    x = 169,187,976.00/14,927.55
  6. Step 6: Final answer
    x = 11,333.94

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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.