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Finding the Fourth Proportional to 35,104.40, 52,672.20 and 18,460.40

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Solution

The fourth proportional to 35,104.40, 52,672.20 and 18,460.40 is: 27,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,104.40 : 52,672.20 = 18,460.40 : x
  2. Step 2: Convert to fraction form
    35,104.40/52,672.20 = 18,460.40/x
  3. Step 3: Cross multiply
    35,104.40x = 52,672.20 × 18,460.40
  4. Step 4: Simplify right side
    35,104.40x = 972,349,880.88
  5. Step 5: Solve for x
    x = 972,349,880.88/35,104.40
  6. Step 6: Final answer
    x = 27,698.80

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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.