Home / 25,632.72-35,376.48-17,679.60

Finding the Fourth Proportional to 25,632.72, 35,376.48 and 17,679.60

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Solution

The fourth proportional to 25,632.72, 35,376.48 and 17,679.60 is: 24,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632.72 : 35,376.48 = 17,679.60 : x
  2. Step 2: Convert to fraction form
    25,632.72/35,376.48 = 17,679.60/x
  3. Step 3: Cross multiply
    25,632.72x = 35,376.48 × 17,679.60
  4. Step 4: Simplify right side
    25,632.72x = 625,442,015.81
  5. Step 5: Solve for x
    x = 625,442,015.81/25,632.72
  6. Step 6: Final answer
    x = 24,400.14

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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.