Home / 30,069.09-41,494.95-16,639.56

Finding the Fourth Proportional to 30,069.09, 41,494.95 and 16,639.56

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Solution

The fourth proportional to 30,069.09, 41,494.95 and 16,639.56 is: 22,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,069.09 : 41,494.95 = 16,639.56 : x
  2. Step 2: Convert to fraction form
    30,069.09/41,494.95 = 16,639.56/x
  3. Step 3: Cross multiply
    30,069.09x = 41,494.95 × 16,639.56
  4. Step 4: Simplify right side
    30,069.09x = 690,457,710.22
  5. Step 5: Solve for x
    x = 690,457,710.22/30,069.09
  6. Step 6: Final answer
    x = 22,962.37

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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.