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Finding the Fourth Proportional to 25,414.40, 35,049.60 and 17,030.40

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Solution

The fourth proportional to 25,414.40, 35,049.60 and 17,030.40 is: 23,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.40 : 35,049.60 = 17,030.40 : x
  2. Step 2: Convert to fraction form
    25,414.40/35,049.60 = 17,030.40/x
  3. Step 3: Cross multiply
    25,414.40x = 35,049.60 × 17,030.40
  4. Step 4: Simplify right side
    25,414.40x = 596,908,707.84
  5. Step 5: Solve for x
    x = 596,908,707.84/25,414.40
  6. Step 6: Final answer
    x = 23,487.03

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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.