Home / 19,314.29-26,656.43-13,954.08

Finding the Fourth Proportional to 19,314.29, 26,656.43 and 13,954.08

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Solution

The fourth proportional to 19,314.29, 26,656.43 and 13,954.08 is: 19,258.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.29 : 26,656.43 = 13,954.08 : x
  2. Step 2: Convert to fraction form
    19,314.29/26,656.43 = 13,954.08/x
  3. Step 3: Cross multiply
    19,314.29x = 26,656.43 × 13,954.08
  4. Step 4: Simplify right side
    19,314.29x = 371,965,820.32
  5. Step 5: Solve for x
    x = 371,965,820.32/19,314.29
  6. Step 6: Final answer
    x = 19,258.58

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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.