Home / 22,359.68-33,552.48-21,158.72

Finding the Fourth Proportional to 22,359.68, 33,552.48 and 21,158.72

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Solution

The fourth proportional to 22,359.68, 33,552.48 and 21,158.72 is: 31,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359.68 : 33,552.48 = 21,158.72 : x
  2. Step 2: Convert to fraction form
    22,359.68/33,552.48 = 21,158.72/x
  3. Step 3: Cross multiply
    22,359.68x = 33,552.48 × 21,158.72
  4. Step 4: Simplify right side
    22,359.68x = 709,927,529.63
  5. Step 5: Solve for x
    x = 709,927,529.63/22,359.68
  6. Step 6: Final answer
    x = 31,750.34

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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.