Home / 19,332.29-29,005.34-11,928.13

Finding the Fourth Proportional to 19,332.29, 29,005.34 and 11,928.13

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Solution

The fourth proportional to 19,332.29, 29,005.34 and 11,928.13 is: 17,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,332.29 : 29,005.34 = 11,928.13 : x
  2. Step 2: Convert to fraction form
    19,332.29/29,005.34 = 11,928.13/x
  3. Step 3: Cross multiply
    19,332.29x = 29,005.34 × 11,928.13
  4. Step 4: Simplify right side
    19,332.29x = 345,979,334.06
  5. Step 5: Solve for x
    x = 345,979,334.06/19,332.29
  6. Step 6: Final answer
    x = 17,896.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.