Home / 30,042.66-41,457.57-16,430.46

Finding the Fourth Proportional to 30,042.66, 41,457.57 and 16,430.46

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Solution

The fourth proportional to 30,042.66, 41,457.57 and 16,430.46 is: 22,673.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042.66 : 41,457.57 = 16,430.46 : x
  2. Step 2: Convert to fraction form
    30,042.66/41,457.57 = 16,430.46/x
  3. Step 3: Cross multiply
    30,042.66x = 41,457.57 × 16,430.46
  4. Step 4: Simplify right side
    30,042.66x = 681,166,945.58
  5. Step 5: Solve for x
    x = 681,166,945.58/30,042.66
  6. Step 6: Final answer
    x = 22,673.32

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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.