Home / 57,462.15-86,008.55-30,741.47

Finding the Fourth Proportional to 57,462.15, 86,008.55 and 30,741.47

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Solution

The fourth proportional to 57,462.15, 86,008.55 and 30,741.47 is: 46,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462.15 : 86,008.55 = 30,741.47 : x
  2. Step 2: Convert to fraction form
    57,462.15/86,008.55 = 30,741.47/x
  3. Step 3: Cross multiply
    57,462.15x = 86,008.55 × 30,741.47
  4. Step 4: Simplify right side
    57,462.15x = 2,644,028,675.82
  5. Step 5: Solve for x
    x = 2,644,028,675.82/57,462.15
  6. Step 6: Final answer
    x = 46,013.40

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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.