Home / 19,600.48-29,392.21-7,116.35

Finding the Fourth Proportional to 19,600.48, 29,392.21 and 7,116.35

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Solution

The fourth proportional to 19,600.48, 29,392.21 and 7,116.35 is: 10,671.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.48 : 29,392.21 = 7,116.35 : x
  2. Step 2: Convert to fraction form
    19,600.48/29,392.21 = 7,116.35/x
  3. Step 3: Cross multiply
    19,600.48x = 29,392.21 × 7,116.35
  4. Step 4: Simplify right side
    19,600.48x = 209,165,253.63
  5. Step 5: Solve for x
    x = 209,165,253.63/19,600.48
  6. Step 6: Final answer
    x = 10,671.44

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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.