Home / 22,356.48-33,531-6,770.40

Finding the Fourth Proportional to 22,356.48, 33,531 and 6,770.40

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Solution

The fourth proportional to 22,356.48, 33,531 and 6,770.40 is: 10,154.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.48 : 33,531 = 6,770.40 : x
  2. Step 2: Convert to fraction form
    22,356.48/33,531 = 6,770.40/x
  3. Step 3: Cross multiply
    22,356.48x = 33,531 × 6,770.40
  4. Step 4: Simplify right side
    22,356.48x = 227,018,282.40
  5. Step 5: Solve for x
    x = 227,018,282.40/22,356.48
  6. Step 6: Final answer
    x = 10,154.47

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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.