Home / 25,422.16-38,135.80-6,954.32

Finding the Fourth Proportional to 25,422.16, 38,135.80 and 6,954.32

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Solution

The fourth proportional to 25,422.16, 38,135.80 and 6,954.32 is: 10,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,422.16 : 38,135.80 = 6,954.32 : x
  2. Step 2: Convert to fraction form
    25,422.16/38,135.80 = 6,954.32/x
  3. Step 3: Cross multiply
    25,422.16x = 38,135.80 × 6,954.32
  4. Step 4: Simplify right side
    25,422.16x = 265,208,556.66
  5. Step 5: Solve for x
    x = 265,208,556.66/25,422.16
  6. Step 6: Final answer
    x = 10,432.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.