Home / 34,120.24-47,083.98-18,803.75

Finding the Fourth Proportional to 34,120.24, 47,083.98 and 18,803.75

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Solution

The fourth proportional to 34,120.24, 47,083.98 and 18,803.75 is: 25,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,120.24 : 47,083.98 = 18,803.75 : x
  2. Step 2: Convert to fraction form
    34,120.24/47,083.98 = 18,803.75/x
  3. Step 3: Cross multiply
    34,120.24x = 47,083.98 × 18,803.75
  4. Step 4: Simplify right side
    34,120.24x = 885,355,224.02
  5. Step 5: Solve for x
    x = 885,355,224.02/34,120.24
  6. Step 6: Final answer
    x = 25,948.10

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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.