Home / 35,666.14-49,217.19-19,749.70

Finding the Fourth Proportional to 35,666.14, 49,217.19 and 19,749.70

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Solution

The fourth proportional to 35,666.14, 49,217.19 and 19,749.70 is: 27,253.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666.14 : 49,217.19 = 19,749.70 : x
  2. Step 2: Convert to fraction form
    35,666.14/49,217.19 = 19,749.70/x
  3. Step 3: Cross multiply
    35,666.14x = 49,217.19 × 19,749.70
  4. Step 4: Simplify right side
    35,666.14x = 972,024,737.34
  5. Step 5: Solve for x
    x = 972,024,737.34/35,666.14
  6. Step 6: Final answer
    x = 27,253.43

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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.