Home / 35,553.48-53,337.96-12,180.48

Finding the Fourth Proportional to 35,553.48, 53,337.96 and 12,180.48

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Solution

The fourth proportional to 35,553.48, 53,337.96 and 12,180.48 is: 18,273.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.48 : 53,337.96 = 12,180.48 : x
  2. Step 2: Convert to fraction form
    35,553.48/53,337.96 = 12,180.48/x
  3. Step 3: Cross multiply
    35,553.48x = 53,337.96 × 12,180.48
  4. Step 4: Simplify right side
    35,553.48x = 649,681,955.02
  5. Step 5: Solve for x
    x = 649,681,955.02/35,553.48
  6. Step 6: Final answer
    x = 18,273.37

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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.