Home / 35,173.52-52,760.62-13,828.40

Finding the Fourth Proportional to 35,173.52, 52,760.62 and 13,828.40

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Solution

The fourth proportional to 35,173.52, 52,760.62 and 13,828.40 is: 20,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,173.52 : 52,760.62 = 13,828.40 : x
  2. Step 2: Convert to fraction form
    35,173.52/52,760.62 = 13,828.40/x
  3. Step 3: Cross multiply
    35,173.52x = 52,760.62 × 13,828.40
  4. Step 4: Simplify right side
    35,173.52x = 729,594,957.61
  5. Step 5: Solve for x
    x = 729,594,957.61/35,173.52
  6. Step 6: Final answer
    x = 20,742.73

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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.