Home / 38,899.39-53,681.48-22,133.47

Finding the Fourth Proportional to 38,899.39, 53,681.48 and 22,133.47

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Solution

The fourth proportional to 38,899.39, 53,681.48 and 22,133.47 is: 30,544.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,899.39 : 53,681.48 = 22,133.47 : x
  2. Step 2: Convert to fraction form
    38,899.39/53,681.48 = 22,133.47/x
  3. Step 3: Cross multiply
    38,899.39x = 53,681.48 × 22,133.47
  4. Step 4: Simplify right side
    38,899.39x = 1,188,157,427.14
  5. Step 5: Solve for x
    x = 1,188,157,427.14/38,899.39
  6. Step 6: Final answer
    x = 30,544.37

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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.