Home / 22,397.19-33,503.45-18,403.49

Finding the Fourth Proportional to 22,397.19, 33,503.45 and 18,403.49

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Solution

The fourth proportional to 22,397.19, 33,503.45 and 18,403.49 is: 27,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.19 : 33,503.45 = 18,403.49 : x
  2. Step 2: Convert to fraction form
    22,397.19/33,503.45 = 18,403.49/x
  3. Step 3: Cross multiply
    22,397.19x = 33,503.45 × 18,403.49
  4. Step 4: Simplify right side
    22,397.19x = 616,580,147.51
  5. Step 5: Solve for x
    x = 616,580,147.51/22,397.19
  6. Step 6: Final answer
    x = 27,529.35

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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.