Home / 20,045.01-27,643.83-17,211.49

Finding the Fourth Proportional to 20,045.01, 27,643.83 and 17,211.49

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Solution

The fourth proportional to 20,045.01, 27,643.83 and 17,211.49 is: 23,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.01 : 27,643.83 = 17,211.49 : x
  2. Step 2: Convert to fraction form
    20,045.01/27,643.83 = 17,211.49/x
  3. Step 3: Cross multiply
    20,045.01x = 27,643.83 × 17,211.49
  4. Step 4: Simplify right side
    20,045.01x = 475,791,417.55
  5. Step 5: Solve for x
    x = 475,791,417.55/20,045.01
  6. Step 6: Final answer
    x = 23,736.16

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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.