Home / 43,065.08-64,597.58-11,900.32

Finding the Fourth Proportional to 43,065.08, 64,597.58 and 11,900.32

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Solution

The fourth proportional to 43,065.08, 64,597.58 and 11,900.32 is: 17,850.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,065.08 : 64,597.58 = 11,900.32 : x
  2. Step 2: Convert to fraction form
    43,065.08/64,597.58 = 11,900.32/x
  3. Step 3: Cross multiply
    43,065.08x = 64,597.58 × 11,900.32
  4. Step 4: Simplify right side
    43,065.08x = 768,731,873.23
  5. Step 5: Solve for x
    x = 768,731,873.23/43,065.08
  6. Step 6: Final answer
    x = 17,850.47

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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.