Home / 57,763.37-86,648.12-18,323.52

Finding the Fourth Proportional to 57,763.37, 86,648.12 and 18,323.52

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Solution

The fourth proportional to 57,763.37, 86,648.12 and 18,323.52 is: 27,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,763.37 : 86,648.12 = 18,323.52 : x
  2. Step 2: Convert to fraction form
    57,763.37/86,648.12 = 18,323.52/x
  3. Step 3: Cross multiply
    57,763.37x = 86,648.12 × 18,323.52
  4. Step 4: Simplify right side
    57,763.37x = 1,587,698,468.16
  5. Step 5: Solve for x
    x = 1,587,698,468.16/57,763.37
  6. Step 6: Final answer
    x = 27,486.25

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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.