Home / 19,329.76-26,674.61-11,372.49

Finding the Fourth Proportional to 19,329.76, 26,674.61 and 11,372.49

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Solution

The fourth proportional to 19,329.76, 26,674.61 and 11,372.49 is: 15,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.76 : 26,674.61 = 11,372.49 : x
  2. Step 2: Convert to fraction form
    19,329.76/26,674.61 = 11,372.49/x
  3. Step 3: Cross multiply
    19,329.76x = 26,674.61 × 11,372.49
  4. Step 4: Simplify right side
    19,329.76x = 303,356,707.05
  5. Step 5: Solve for x
    x = 303,356,707.05/19,329.76
  6. Step 6: Final answer
    x = 15,693.77

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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.