Home / 22,106.63-30,498.14-13,606.19

Finding the Fourth Proportional to 22,106.63, 30,498.14 and 13,606.19

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Solution

The fourth proportional to 22,106.63, 30,498.14 and 13,606.19 is: 18,771.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,106.63 : 30,498.14 = 13,606.19 : x
  2. Step 2: Convert to fraction form
    22,106.63/30,498.14 = 13,606.19/x
  3. Step 3: Cross multiply
    22,106.63x = 30,498.14 × 13,606.19
  4. Step 4: Simplify right side
    22,106.63x = 414,963,487.49
  5. Step 5: Solve for x
    x = 414,963,487.49/22,106.63
  6. Step 6: Final answer
    x = 18,771.00

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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.