Home / 34,705.64-52,068.30-13,943.72

Finding the Fourth Proportional to 34,705.64, 52,068.30 and 13,943.72

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Solution

The fourth proportional to 34,705.64, 52,068.30 and 13,943.72 is: 20,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,705.64 : 52,068.30 = 13,943.72 : x
  2. Step 2: Convert to fraction form
    34,705.64/52,068.30 = 13,943.72/x
  3. Step 3: Cross multiply
    34,705.64x = 52,068.30 × 13,943.72
  4. Step 4: Simplify right side
    34,705.64x = 726,025,796.08
  5. Step 5: Solve for x
    x = 726,025,796.08/34,705.64
  6. Step 6: Final answer
    x = 20,919.53

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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.