Home / 69,500.58-104,257-19,581.10

Finding the Fourth Proportional to 69,500.58, 104,257 and 19,581.10

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Solution

The fourth proportional to 69,500.58, 104,257 and 19,581.10 is: 29,373.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,500.58 : 104,257 = 19,581.10 : x
  2. Step 2: Convert to fraction form
    69,500.58/104,257 = 19,581.10/x
  3. Step 3: Cross multiply
    69,500.58x = 104,257 × 19,581.10
  4. Step 4: Simplify right side
    69,500.58x = 2,041,466,742.70
  5. Step 5: Solve for x
    x = 2,041,466,742.70/69,500.58
  6. Step 6: Final answer
    x = 29,373.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.