Home / 34,884.33-48,140.36-18,968.74

Finding the Fourth Proportional to 34,884.33, 48,140.36 and 18,968.74

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Solution

The fourth proportional to 34,884.33, 48,140.36 and 18,968.74 is: 26,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,884.33 : 48,140.36 = 18,968.74 : x
  2. Step 2: Convert to fraction form
    34,884.33/48,140.36 = 18,968.74/x
  3. Step 3: Cross multiply
    34,884.33x = 48,140.36 × 18,968.74
  4. Step 4: Simplify right side
    34,884.33x = 913,161,972.35
  5. Step 5: Solve for x
    x = 913,161,972.35/34,884.33
  6. Step 6: Final answer
    x = 26,176.85

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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.