Home / 19,305.92-26,642.32-11,348.48

Finding the Fourth Proportional to 19,305.92, 26,642.32 and 11,348.48

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Solution

The fourth proportional to 19,305.92, 26,642.32 and 11,348.48 is: 15,660.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.92 : 26,642.32 = 11,348.48 : x
  2. Step 2: Convert to fraction form
    19,305.92/26,642.32 = 11,348.48/x
  3. Step 3: Cross multiply
    19,305.92x = 26,642.32 × 11,348.48
  4. Step 4: Simplify right side
    19,305.92x = 302,349,835.67
  5. Step 5: Solve for x
    x = 302,349,835.67/19,305.92
  6. Step 6: Final answer
    x = 15,660.99

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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.