Home / 19,625.40-29,438.10-19,333.80

Finding the Fourth Proportional to 19,625.40, 29,438.10 and 19,333.80

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Solution

The fourth proportional to 19,625.40, 29,438.10 and 19,333.80 is: 29,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.40 : 29,438.10 = 19,333.80 : x
  2. Step 2: Convert to fraction form
    19,625.40/29,438.10 = 19,333.80/x
  3. Step 3: Cross multiply
    19,625.40x = 29,438.10 × 19,333.80
  4. Step 4: Simplify right side
    19,625.40x = 569,150,337.78
  5. Step 5: Solve for x
    x = 569,150,337.78/19,625.40
  6. Step 6: Final answer
    x = 29,000.70

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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.