Home / 58,144.15-87,160.87-18,673.59

Finding the Fourth Proportional to 58,144.15, 87,160.87 and 18,673.59

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Solution

The fourth proportional to 58,144.15, 87,160.87 and 18,673.59 is: 27,992.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,144.15 : 87,160.87 = 18,673.59 : x
  2. Step 2: Convert to fraction form
    58,144.15/87,160.87 = 18,673.59/x
  3. Step 3: Cross multiply
    58,144.15x = 87,160.87 × 18,673.59
  4. Step 4: Simplify right side
    58,144.15x = 1,627,605,821.25
  5. Step 5: Solve for x
    x = 1,627,605,821.25/58,144.15
  6. Step 6: Final answer
    x = 27,992.60

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1.5x scale

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.