Home / 22,189.40-30,626.52-14,637.08

Finding the Fourth Proportional to 22,189.40, 30,626.52 and 14,637.08

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Solution

The fourth proportional to 22,189.40, 30,626.52 and 14,637.08 is: 20,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189.40 : 30,626.52 = 14,637.08 : x
  2. Step 2: Convert to fraction form
    22,189.40/30,626.52 = 14,637.08/x
  3. Step 3: Cross multiply
    22,189.40x = 30,626.52 × 14,637.08
  4. Step 4: Simplify right side
    22,189.40x = 448,282,823.36
  5. Step 5: Solve for x
    x = 448,282,823.36/22,189.40
  6. Step 6: Final answer
    x = 20,202.57

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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.