Home / 14,112.08-19,471.56-10,578.32

Finding the Fourth Proportional to 14,112.08, 19,471.56 and 10,578.32

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Solution

The fourth proportional to 14,112.08, 19,471.56 and 10,578.32 is: 14,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,112.08 : 19,471.56 = 10,578.32 : x
  2. Step 2: Convert to fraction form
    14,112.08/19,471.56 = 10,578.32/x
  3. Step 3: Cross multiply
    14,112.08x = 19,471.56 × 10,578.32
  4. Step 4: Simplify right side
    14,112.08x = 205,976,392.58
  5. Step 5: Solve for x
    x = 205,976,392.58/14,112.08
  6. Step 6: Final answer
    x = 14,595.75

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1.5x scale

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.