Home / 19,208.92-26,509.86-10,713.79

Finding the Fourth Proportional to 19,208.92, 26,509.86 and 10,713.79

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Solution

The fourth proportional to 19,208.92, 26,509.86 and 10,713.79 is: 14,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,208.92 : 26,509.86 = 10,713.79 : x
  2. Step 2: Convert to fraction form
    19,208.92/26,509.86 = 10,713.79/x
  3. Step 3: Cross multiply
    19,208.92x = 26,509.86 × 10,713.79
  4. Step 4: Simplify right side
    19,208.92x = 284,021,150.53
  5. Step 5: Solve for x
    x = 284,021,150.53/19,208.92
  6. Step 6: Final answer
    x = 14,785.90

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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.