Home / 25,679.90-35,436.48-14,194.32

Finding the Fourth Proportional to 25,679.90, 35,436.48 and 14,194.32

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Solution

The fourth proportional to 25,679.90, 35,436.48 and 14,194.32 is: 19,587.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,679.90 : 35,436.48 = 14,194.32 : x
  2. Step 2: Convert to fraction form
    25,679.90/35,436.48 = 14,194.32/x
  3. Step 3: Cross multiply
    25,679.90x = 35,436.48 × 14,194.32
  4. Step 4: Simplify right side
    25,679.90x = 502,996,736.79
  5. Step 5: Solve for x
    x = 502,996,736.79/25,679.90
  6. Step 6: Final answer
    x = 19,587.18

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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.