Home / 22,007.58-30,395.50-14,921.70

Finding the Fourth Proportional to 22,007.58, 30,395.50 and 14,921.70

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Solution

The fourth proportional to 22,007.58, 30,395.50 and 14,921.70 is: 20,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.58 : 30,395.50 = 14,921.70 : x
  2. Step 2: Convert to fraction form
    22,007.58/30,395.50 = 14,921.70/x
  3. Step 3: Cross multiply
    22,007.58x = 30,395.50 × 14,921.70
  4. Step 4: Simplify right side
    22,007.58x = 453,552,532.35
  5. Step 5: Solve for x
    x = 453,552,532.35/22,007.58
  6. Step 6: Final answer
    x = 20,608.92

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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.