Home / 19,596.32-27,042.96-10,643.72

Finding the Fourth Proportional to 19,596.32, 27,042.96 and 10,643.72

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Solution

The fourth proportional to 19,596.32, 27,042.96 and 10,643.72 is: 14,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.32 : 27,042.96 = 10,643.72 : x
  2. Step 2: Convert to fraction form
    19,596.32/27,042.96 = 10,643.72/x
  3. Step 3: Cross multiply
    19,596.32x = 27,042.96 × 10,643.72
  4. Step 4: Simplify right side
    19,596.32x = 287,837,694.21
  5. Step 5: Solve for x
    x = 287,837,694.21/19,596.32
  6. Step 6: Final answer
    x = 14,688.35

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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.