Home / 35,553.28-53,330.56-19,937.28

Finding the Fourth Proportional to 35,553.28, 53,330.56 and 19,937.28

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Solution

The fourth proportional to 35,553.28, 53,330.56 and 19,937.28 is: 29,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.28 : 53,330.56 = 19,937.28 : x
  2. Step 2: Convert to fraction form
    35,553.28/53,330.56 = 19,937.28/x
  3. Step 3: Cross multiply
    35,553.28x = 53,330.56 × 19,937.28
  4. Step 4: Simplify right side
    35,553.28x = 1,063,266,307.28
  5. Step 5: Solve for x
    x = 1,063,266,307.28/35,553.28
  6. Step 6: Final answer
    x = 29,906.28

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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.