Home / 57,655.12-86,455.54-29,588.64

Finding the Fourth Proportional to 57,655.12, 86,455.54 and 29,588.64

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Solution

The fourth proportional to 57,655.12, 86,455.54 and 29,588.64 is: 44,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,655.12 : 86,455.54 = 29,588.64 : x
  2. Step 2: Convert to fraction form
    57,655.12/86,455.54 = 29,588.64/x
  3. Step 3: Cross multiply
    57,655.12x = 86,455.54 × 29,588.64
  4. Step 4: Simplify right side
    57,655.12x = 2,558,101,849.07
  5. Step 5: Solve for x
    x = 2,558,101,849.07/57,655.12
  6. Step 6: Final answer
    x = 44,369.03

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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.