Home / 35,353.83-48,782.73-20,242.89

Finding the Fourth Proportional to 35,353.83, 48,782.73 and 20,242.89

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Solution

The fourth proportional to 35,353.83, 48,782.73 and 20,242.89 is: 27,932.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353.83 : 48,782.73 = 20,242.89 : x
  2. Step 2: Convert to fraction form
    35,353.83/48,782.73 = 20,242.89/x
  3. Step 3: Cross multiply
    35,353.83x = 48,782.73 × 20,242.89
  4. Step 4: Simplify right side
    35,353.83x = 987,503,437.29
  5. Step 5: Solve for x
    x = 987,503,437.29/35,353.83
  6. Step 6: Final answer
    x = 27,932.01

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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.