Home / 26,906.51-37,129.14-14,969.40

Finding the Fourth Proportional to 26,906.51, 37,129.14 and 14,969.40

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Solution

The fourth proportional to 26,906.51, 37,129.14 and 14,969.40 is: 20,656.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,906.51 : 37,129.14 = 14,969.40 : x
  2. Step 2: Convert to fraction form
    26,906.51/37,129.14 = 14,969.40/x
  3. Step 3: Cross multiply
    26,906.51x = 37,129.14 × 14,969.40
  4. Step 4: Simplify right side
    26,906.51x = 555,800,948.32
  5. Step 5: Solve for x
    x = 555,800,948.32/26,906.51
  6. Step 6: Final answer
    x = 20,656.75

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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.