Home / 35,193.20-52,760.60-13,002.40

Finding the Fourth Proportional to 35,193.20, 52,760.60 and 13,002.40

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Solution

The fourth proportional to 35,193.20, 52,760.60 and 13,002.40 is: 19,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,193.20 : 52,760.60 = 13,002.40 : x
  2. Step 2: Convert to fraction form
    35,193.20/52,760.60 = 13,002.40/x
  3. Step 3: Cross multiply
    35,193.20x = 52,760.60 × 13,002.40
  4. Step 4: Simplify right side
    35,193.20x = 686,014,425.44
  5. Step 5: Solve for x
    x = 686,014,425.44/35,193.20
  6. Step 6: Final answer
    x = 19,492.81

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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.