Home / 12,853.58-19,267.56-5,838.75

Finding the Fourth Proportional to 12,853.58, 19,267.56 and 5,838.75

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Solution

The fourth proportional to 12,853.58, 19,267.56 and 5,838.75 is: 8,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,853.58 : 19,267.56 = 5,838.75 : x
  2. Step 2: Convert to fraction form
    12,853.58/19,267.56 = 5,838.75/x
  3. Step 3: Cross multiply
    12,853.58x = 19,267.56 × 5,838.75
  4. Step 4: Simplify right side
    12,853.58x = 112,498,465.95
  5. Step 5: Solve for x
    x = 112,498,465.95/12,853.58
  6. Step 6: Final answer
    x = 8,752.31

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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.