Home / 19,306.92-26,643.70-11,349.48

Finding the Fourth Proportional to 19,306.92, 26,643.70 and 11,349.48

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Solution

The fourth proportional to 19,306.92, 26,643.70 and 11,349.48 is: 15,662.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,306.92 : 26,643.70 = 11,349.48 : x
  2. Step 2: Convert to fraction form
    19,306.92/26,643.70 = 11,349.48/x
  3. Step 3: Cross multiply
    19,306.92x = 26,643.70 × 11,349.48
  4. Step 4: Simplify right side
    19,306.92x = 302,392,140.28
  5. Step 5: Solve for x
    x = 302,392,140.28/19,306.92
  6. Step 6: Final answer
    x = 15,662.37

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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.