Home / 22,518.18-33,781.08-7,723.53

Finding the Fourth Proportional to 22,518.18, 33,781.08 and 7,723.53

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Solution

The fourth proportional to 22,518.18, 33,781.08 and 7,723.53 is: 11,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.18 : 33,781.08 = 7,723.53 : x
  2. Step 2: Convert to fraction form
    22,518.18/33,781.08 = 7,723.53/x
  3. Step 3: Cross multiply
    22,518.18x = 33,781.08 × 7,723.53
  4. Step 4: Simplify right side
    22,518.18x = 260,909,184.81
  5. Step 5: Solve for x
    x = 260,909,184.81/22,518.18
  6. Step 6: Final answer
    x = 11,586.60

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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.