Home / 34,778.24-47,993.72-18,862.68

Finding the Fourth Proportional to 34,778.24, 47,993.72 and 18,862.68

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Solution

The fourth proportional to 34,778.24, 47,993.72 and 18,862.68 is: 26,030.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,778.24 : 47,993.72 = 18,862.68 : x
  2. Step 2: Convert to fraction form
    34,778.24/47,993.72 = 18,862.68/x
  3. Step 3: Cross multiply
    34,778.24x = 47,993.72 × 18,862.68
  4. Step 4: Simplify right side
    34,778.24x = 905,290,088.06
  5. Step 5: Solve for x
    x = 905,290,088.06/34,778.24
  6. Step 6: Final answer
    x = 26,030.36

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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.