Home / 35,989.11-53,991.40-11,030.88

Finding the Fourth Proportional to 35,989.11, 53,991.40 and 11,030.88

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Solution

The fourth proportional to 35,989.11, 53,991.40 and 11,030.88 is: 16,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.11 : 53,991.40 = 11,030.88 : x
  2. Step 2: Convert to fraction form
    35,989.11/53,991.40 = 11,030.88/x
  3. Step 3: Cross multiply
    35,989.11x = 53,991.40 × 11,030.88
  4. Step 4: Simplify right side
    35,989.11x = 595,572,654.43
  5. Step 5: Solve for x
    x = 595,572,654.43/35,989.11
  6. Step 6: Final answer
    x = 16,548.69

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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.