Home / 35,844.09-53,732.54-12,135.05

Finding the Fourth Proportional to 35,844.09, 53,732.54 and 12,135.05

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Solution

The fourth proportional to 35,844.09, 53,732.54 and 12,135.05 is: 18,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,844.09 : 53,732.54 = 12,135.05 : x
  2. Step 2: Convert to fraction form
    35,844.09/53,732.54 = 12,135.05/x
  3. Step 3: Cross multiply
    35,844.09x = 53,732.54 × 12,135.05
  4. Step 4: Simplify right side
    35,844.09x = 652,047,059.53
  5. Step 5: Solve for x
    x = 652,047,059.53/35,844.09
  6. Step 6: Final answer
    x = 18,191.20

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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.