Home / 34,725.10-47,919.72-19,619.32

Finding the Fourth Proportional to 34,725.10, 47,919.72 and 19,619.32

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Solution

The fourth proportional to 34,725.10, 47,919.72 and 19,619.32 is: 27,074.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,725.10 : 47,919.72 = 19,619.32 : x
  2. Step 2: Convert to fraction form
    34,725.10/47,919.72 = 19,619.32/x
  3. Step 3: Cross multiply
    34,725.10x = 47,919.72 × 19,619.32
  4. Step 4: Simplify right side
    34,725.10x = 940,152,320.99
  5. Step 5: Solve for x
    x = 940,152,320.99/34,725.10
  6. Step 6: Final answer
    x = 27,074.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.