Home / 19,542.89-29,307.83-6,392.21

Finding the Fourth Proportional to 19,542.89, 29,307.83 and 6,392.21

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Solution

The fourth proportional to 19,542.89, 29,307.83 and 6,392.21 is: 9,586.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.89 : 29,307.83 = 6,392.21 : x
  2. Step 2: Convert to fraction form
    19,542.89/29,307.83 = 6,392.21/x
  3. Step 3: Cross multiply
    19,542.89x = 29,307.83 × 6,392.21
  4. Step 4: Simplify right side
    19,542.89x = 187,341,625.50
  5. Step 5: Solve for x
    x = 187,341,625.50/19,542.89
  6. Step 6: Final answer
    x = 9,586.18

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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.