Home / 19,703.70-29,508.56-11,366.28

Finding the Fourth Proportional to 19,703.70, 29,508.56 and 11,366.28

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Solution

The fourth proportional to 19,703.70, 29,508.56 and 11,366.28 is: 17,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,703.70 : 29,508.56 = 11,366.28 : x
  2. Step 2: Convert to fraction form
    19,703.70/29,508.56 = 11,366.28/x
  3. Step 3: Cross multiply
    19,703.70x = 29,508.56 × 11,366.28
  4. Step 4: Simplify right side
    19,703.70x = 335,402,555.36
  5. Step 5: Solve for x
    x = 335,402,555.36/19,703.70
  6. Step 6: Final answer
    x = 17,022.31

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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.