Home / 22,756.99-34,134.42-7,969.22

Finding the Fourth Proportional to 22,756.99, 34,134.42 and 7,969.22

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Solution

The fourth proportional to 22,756.99, 34,134.42 and 7,969.22 is: 11,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,756.99 : 34,134.42 = 7,969.22 : x
  2. Step 2: Convert to fraction form
    22,756.99/34,134.42 = 7,969.22/x
  3. Step 3: Cross multiply
    22,756.99x = 34,134.42 × 7,969.22
  4. Step 4: Simplify right side
    22,756.99x = 272,024,702.55
  5. Step 5: Solve for x
    x = 272,024,702.55/22,756.99
  6. Step 6: Final answer
    x = 11,953.46

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Double scale
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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.