Home / 30,048.80-41,466.56-16,619.68

Finding the Fourth Proportional to 30,048.80, 41,466.56 and 16,619.68

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Solution

The fourth proportional to 30,048.80, 41,466.56 and 16,619.68 is: 22,934.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,048.80 : 41,466.56 = 16,619.68 : x
  2. Step 2: Convert to fraction form
    30,048.80/41,466.56 = 16,619.68/x
  3. Step 3: Cross multiply
    30,048.80x = 41,466.56 × 16,619.68
  4. Step 4: Simplify right side
    30,048.80x = 689,160,957.90
  5. Step 5: Solve for x
    x = 689,160,957.90/30,048.80
  6. Step 6: Final answer
    x = 22,934.72

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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.