Home / 19,735.07-27,215.85-14,710.43

Finding the Fourth Proportional to 19,735.07, 27,215.85 and 14,710.43

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Solution

The fourth proportional to 19,735.07, 27,215.85 and 14,710.43 is: 20,286.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735.07 : 27,215.85 = 14,710.43 : x
  2. Step 2: Convert to fraction form
    19,735.07/27,215.85 = 14,710.43/x
  3. Step 3: Cross multiply
    19,735.07x = 27,215.85 × 14,710.43
  4. Step 4: Simplify right side
    19,735.07x = 400,356,856.32
  5. Step 5: Solve for x
    x = 400,356,856.32/19,735.07
  6. Step 6: Final answer
    x = 20,286.57

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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.