Home / 30,123.03-41,570.01-16,694.50

Finding the Fourth Proportional to 30,123.03, 41,570.01 and 16,694.50

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Solution

The fourth proportional to 30,123.03, 41,570.01 and 16,694.50 is: 23,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,123.03 : 41,570.01 = 16,694.50 : x
  2. Step 2: Convert to fraction form
    30,123.03/41,570.01 = 16,694.50/x
  3. Step 3: Cross multiply
    30,123.03x = 41,570.01 × 16,694.50
  4. Step 4: Simplify right side
    30,123.03x = 693,990,531.95
  5. Step 5: Solve for x
    x = 693,990,531.95/30,123.03
  6. Step 6: Final answer
    x = 23,038.54

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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.