Home / 19,686.04-27,165.84-10,733.56

Finding the Fourth Proportional to 19,686.04, 27,165.84 and 10,733.56

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Solution

The fourth proportional to 19,686.04, 27,165.84 and 10,733.56 is: 14,811.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.04 : 27,165.84 = 10,733.56 : x
  2. Step 2: Convert to fraction form
    19,686.04/27,165.84 = 10,733.56/x
  3. Step 3: Cross multiply
    19,686.04x = 27,165.84 × 10,733.56
  4. Step 4: Simplify right side
    19,686.04x = 291,586,173.59
  5. Step 5: Solve for x
    x = 291,586,173.59/19,686.04
  6. Step 6: Final answer
    x = 14,811.82

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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.