Home / 35,666.38-49,219.56-19,750.81

Finding the Fourth Proportional to 35,666.38, 49,219.56 and 19,750.81

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Solution

The fourth proportional to 35,666.38, 49,219.56 and 19,750.81 is: 27,256.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666.38 : 49,219.56 = 19,750.81 : x
  2. Step 2: Convert to fraction form
    35,666.38/49,219.56 = 19,750.81/x
  3. Step 3: Cross multiply
    35,666.38x = 49,219.56 × 19,750.81
  4. Step 4: Simplify right side
    35,666.38x = 972,126,177.84
  5. Step 5: Solve for x
    x = 972,126,177.84/35,666.38
  6. Step 6: Final answer
    x = 27,256.09

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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.