Home / 27,430.44-37,854.28-16,100.12

Finding the Fourth Proportional to 27,430.44, 37,854.28 and 16,100.12

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Solution

The fourth proportional to 27,430.44, 37,854.28 and 16,100.12 is: 22,218.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,430.44 : 37,854.28 = 16,100.12 : x
  2. Step 2: Convert to fraction form
    27,430.44/37,854.28 = 16,100.12/x
  3. Step 3: Cross multiply
    27,430.44x = 37,854.28 × 16,100.12
  4. Step 4: Simplify right side
    27,430.44x = 609,458,450.51
  5. Step 5: Solve for x
    x = 609,458,450.51/27,430.44
  6. Step 6: Final answer
    x = 22,218.33

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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.