Home / 19,596.40-27,043.23-10,643.92

Finding the Fourth Proportional to 19,596.40, 27,043.23 and 10,643.92

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Solution

The fourth proportional to 19,596.40, 27,043.23 and 10,643.92 is: 14,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,596.40 : 27,043.23 = 10,643.92 : x
  2. Step 2: Convert to fraction form
    19,596.40/27,043.23 = 10,643.92/x
  3. Step 3: Cross multiply
    19,596.40x = 27,043.23 × 10,643.92
  4. Step 4: Simplify right side
    19,596.40x = 287,845,976.66
  5. Step 5: Solve for x
    x = 287,845,976.66/19,596.40
  6. Step 6: Final answer
    x = 14,688.72

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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.