Home / 34,886.93-48,144.42-18,971.37

Finding the Fourth Proportional to 34,886.93, 48,144.42 and 18,971.37

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Solution

The fourth proportional to 34,886.93, 48,144.42 and 18,971.37 is: 26,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,886.93 : 48,144.42 = 18,971.37 : x
  2. Step 2: Convert to fraction form
    34,886.93/48,144.42 = 18,971.37/x
  3. Step 3: Cross multiply
    34,886.93x = 48,144.42 × 18,971.37
  4. Step 4: Simplify right side
    34,886.93x = 913,365,605.26
  5. Step 5: Solve for x
    x = 913,365,605.26/34,886.93
  6. Step 6: Final answer
    x = 26,180.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.