Home / 43,066.14-64,602.90-11,901.39

Finding the Fourth Proportional to 43,066.14, 64,602.90 and 11,901.39

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Solution

The fourth proportional to 43,066.14, 64,602.90 and 11,901.39 is: 17,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,066.14 : 64,602.90 = 11,901.39 : x
  2. Step 2: Convert to fraction form
    43,066.14/64,602.90 = 11,901.39/x
  3. Step 3: Cross multiply
    43,066.14x = 64,602.90 × 11,901.39
  4. Step 4: Simplify right side
    43,066.14x = 768,864,308.03
  5. Step 5: Solve for x
    x = 768,864,308.03/43,066.14
  6. Step 6: Final answer
    x = 17,853.10

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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.