Home / 34,786.02-48,004.34-18,870.34

Finding the Fourth Proportional to 34,786.02, 48,004.34 and 18,870.34

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Solution

The fourth proportional to 34,786.02, 48,004.34 and 18,870.34 is: 26,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,786.02 : 48,004.34 = 18,870.34 : x
  2. Step 2: Convert to fraction form
    34,786.02/48,004.34 = 18,870.34/x
  3. Step 3: Cross multiply
    34,786.02x = 48,004.34 × 18,870.34
  4. Step 4: Simplify right side
    34,786.02x = 905,858,217.28
  5. Step 5: Solve for x
    x = 905,858,217.28/34,786.02
  6. Step 6: Final answer
    x = 26,040.87

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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.