Home / 23,405.19-32,296.10-13,971.75

Finding the Fourth Proportional to 23,405.19, 32,296.10 and 13,971.75

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Solution

The fourth proportional to 23,405.19, 32,296.10 and 13,971.75 is: 19,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,405.19 : 32,296.10 = 13,971.75 : x
  2. Step 2: Convert to fraction form
    23,405.19/32,296.10 = 13,971.75/x
  3. Step 3: Cross multiply
    23,405.19x = 32,296.10 × 13,971.75
  4. Step 4: Simplify right side
    23,405.19x = 451,232,965.32
  5. Step 5: Solve for x
    x = 451,232,965.32/23,405.19
  6. Step 6: Final answer
    x = 19,279.18

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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.