Home / 43,066.53-64,631.39-28,270.26

Finding the Fourth Proportional to 43,066.53, 64,631.39 and 28,270.26

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Solution

The fourth proportional to 43,066.53, 64,631.39 and 28,270.26 is: 42,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,066.53 : 64,631.39 = 28,270.26 : x
  2. Step 2: Convert to fraction form
    43,066.53/64,631.39 = 28,270.26/x
  3. Step 3: Cross multiply
    43,066.53x = 64,631.39 × 28,270.26
  4. Step 4: Simplify right side
    43,066.53x = 1,827,146,058.11
  5. Step 5: Solve for x
    x = 1,827,146,058.11/43,066.53
  6. Step 6: Final answer
    x = 42,426.13

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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.