Home / 34,724.56-52,086.93-8,429.26

Finding the Fourth Proportional to 34,724.56, 52,086.93 and 8,429.26

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Solution

The fourth proportional to 34,724.56, 52,086.93 and 8,429.26 is: 12,643.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,724.56 : 52,086.93 = 8,429.26 : x
  2. Step 2: Convert to fraction form
    34,724.56/52,086.93 = 8,429.26/x
  3. Step 3: Cross multiply
    34,724.56x = 52,086.93 × 8,429.26
  4. Step 4: Simplify right side
    34,724.56x = 439,054,275.57
  5. Step 5: Solve for x
    x = 439,054,275.57/34,724.56
  6. Step 6: Final answer
    x = 12,643.91

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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.