Home / 43,064.50-64,597.02-11,900.02

Finding the Fourth Proportional to 43,064.50, 64,597.02 and 11,900.02

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Solution

The fourth proportional to 43,064.50, 64,597.02 and 11,900.02 is: 17,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,064.50 : 64,597.02 = 11,900.02 : x
  2. Step 2: Convert to fraction form
    43,064.50/64,597.02 = 11,900.02/x
  3. Step 3: Cross multiply
    43,064.50x = 64,597.02 × 11,900.02
  4. Step 4: Simplify right side
    43,064.50x = 768,705,829.94
  5. Step 5: Solve for x
    x = 768,705,829.94/43,064.50
  6. Step 6: Final answer
    x = 17,850.10

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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.