Home / 30,043.65-41,460.94-16,615.16

Finding the Fourth Proportional to 30,043.65, 41,460.94 and 16,615.16

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Solution

The fourth proportional to 30,043.65, 41,460.94 and 16,615.16 is: 22,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,043.65 : 41,460.94 = 16,615.16 : x
  2. Step 2: Convert to fraction form
    30,043.65/41,460.94 = 16,615.16/x
  3. Step 3: Cross multiply
    30,043.65x = 41,460.94 × 16,615.16
  4. Step 4: Simplify right side
    30,043.65x = 688,880,151.85
  5. Step 5: Solve for x
    x = 688,880,151.85/30,043.65
  6. Step 6: Final answer
    x = 22,929.31

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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.