Home / 19,529.60-29,294.40-9,675.80

Finding the Fourth Proportional to 19,529.60, 29,294.40 and 9,675.80

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Solution

The fourth proportional to 19,529.60, 29,294.40 and 9,675.80 is: 14,513.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.60 : 29,294.40 = 9,675.80 : x
  2. Step 2: Convert to fraction form
    19,529.60/29,294.40 = 9,675.80/x
  3. Step 3: Cross multiply
    19,529.60x = 29,294.40 × 9,675.80
  4. Step 4: Simplify right side
    19,529.60x = 283,446,755.52
  5. Step 5: Solve for x
    x = 283,446,755.52/19,529.60
  6. Step 6: Final answer
    x = 14,513.70

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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.