Home / 19,350.64-26,696.18-12,634.12

Finding the Fourth Proportional to 19,350.64, 26,696.18 and 12,634.12

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Solution

The fourth proportional to 19,350.64, 26,696.18 and 12,634.12 is: 17,430.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.64 : 26,696.18 = 12,634.12 : x
  2. Step 2: Convert to fraction form
    19,350.64/26,696.18 = 12,634.12/x
  3. Step 3: Cross multiply
    19,350.64x = 26,696.18 × 12,634.12
  4. Step 4: Simplify right side
    19,350.64x = 337,282,741.66
  5. Step 5: Solve for x
    x = 337,282,741.66/19,350.64
  6. Step 6: Final answer
    x = 17,430.06

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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.