Home / 43,187.08-64,775.46-11,599.54

Finding the Fourth Proportional to 43,187.08, 64,775.46 and 11,599.54

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Solution

The fourth proportional to 43,187.08, 64,775.46 and 11,599.54 is: 17,397.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,187.08 : 64,775.46 = 11,599.54 : x
  2. Step 2: Convert to fraction form
    43,187.08/64,775.46 = 11,599.54/x
  3. Step 3: Cross multiply
    43,187.08x = 64,775.46 × 11,599.54
  4. Step 4: Simplify right side
    43,187.08x = 751,365,539.29
  5. Step 5: Solve for x
    x = 751,365,539.29/43,187.08
  6. Step 6: Final answer
    x = 17,397.92

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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.