Home / 19,426.34-29,135.27-6,947.24

Finding the Fourth Proportional to 19,426.34, 29,135.27 and 6,947.24

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Solution

The fourth proportional to 19,426.34, 29,135.27 and 6,947.24 is: 10,419.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426.34 : 29,135.27 = 6,947.24 : x
  2. Step 2: Convert to fraction form
    19,426.34/29,135.27 = 6,947.24/x
  3. Step 3: Cross multiply
    19,426.34x = 29,135.27 × 6,947.24
  4. Step 4: Simplify right side
    19,426.34x = 202,409,532.74
  5. Step 5: Solve for x
    x = 202,409,532.74/19,426.34
  6. Step 6: Final answer
    x = 10,419.34

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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.