Home / 30,048.28-41,465.82-16,619.80

Finding the Fourth Proportional to 30,048.28, 41,465.82 and 16,619.80

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Solution

The fourth proportional to 30,048.28, 41,465.82 and 16,619.80 is: 22,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,048.28 : 41,465.82 = 16,619.80 : x
  2. Step 2: Convert to fraction form
    30,048.28/41,465.82 = 16,619.80/x
  3. Step 3: Cross multiply
    30,048.28x = 41,465.82 × 16,619.80
  4. Step 4: Simplify right side
    30,048.28x = 689,153,635.24
  5. Step 5: Solve for x
    x = 689,153,635.24/30,048.28
  6. Step 6: Final answer
    x = 22,934.88

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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.