Home / 29,677.14-40,982.20-19,085.18

Finding the Fourth Proportional to 29,677.14, 40,982.20 and 19,085.18

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Solution

The fourth proportional to 29,677.14, 40,982.20 and 19,085.18 is: 26,355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,677.14 : 40,982.20 = 19,085.18 : x
  2. Step 2: Convert to fraction form
    29,677.14/40,982.20 = 19,085.18/x
  3. Step 3: Cross multiply
    29,677.14x = 40,982.20 × 19,085.18
  4. Step 4: Simplify right side
    29,677.14x = 782,152,663.80
  5. Step 5: Solve for x
    x = 782,152,663.80/29,677.14
  6. Step 6: Final answer
    x = 26,355.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.