Home / 35,156.22-52,728.45-15,429.48

Finding the Fourth Proportional to 35,156.22, 52,728.45 and 15,429.48

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Solution

The fourth proportional to 35,156.22, 52,728.45 and 15,429.48 is: 23,141.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,156.22 : 52,728.45 = 15,429.48 : x
  2. Step 2: Convert to fraction form
    35,156.22/52,728.45 = 15,429.48/x
  3. Step 3: Cross multiply
    35,156.22x = 52,728.45 × 15,429.48
  4. Step 4: Simplify right side
    35,156.22x = 813,572,564.71
  5. Step 5: Solve for x
    x = 813,572,564.71/35,156.22
  6. Step 6: Final answer
    x = 23,141.64

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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.