Home / 26,426.94-36,473.84-15,816.56

Finding the Fourth Proportional to 26,426.94, 36,473.84 and 15,816.56

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Solution

The fourth proportional to 26,426.94, 36,473.84 and 15,816.56 is: 21,829.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,426.94 : 36,473.84 = 15,816.56 : x
  2. Step 2: Convert to fraction form
    26,426.94/36,473.84 = 15,816.56/x
  3. Step 3: Cross multiply
    26,426.94x = 36,473.84 × 15,816.56
  4. Step 4: Simplify right side
    26,426.94x = 576,890,417.34
  5. Step 5: Solve for x
    x = 576,890,417.34/26,426.94
  6. Step 6: Final answer
    x = 21,829.63

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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.