Home / 22,053.80-33,123.26-18,898.40

Finding the Fourth Proportional to 22,053.80, 33,123.26 and 18,898.40

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Solution

The fourth proportional to 22,053.80, 33,123.26 and 18,898.40 is: 28,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,053.80 : 33,123.26 = 18,898.40 : x
  2. Step 2: Convert to fraction form
    22,053.80/33,123.26 = 18,898.40/x
  3. Step 3: Cross multiply
    22,053.80x = 33,123.26 × 18,898.40
  4. Step 4: Simplify right side
    22,053.80x = 625,976,356.68
  5. Step 5: Solve for x
    x = 625,976,356.68/22,053.80
  6. Step 6: Final answer
    x = 28,384.06

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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.