Home / 40,269.09-55,570.37-22,363.94

Finding the Fourth Proportional to 40,269.09, 55,570.37 and 22,363.94

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Solution

The fourth proportional to 40,269.09, 55,570.37 and 22,363.94 is: 30,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.09 : 55,570.37 = 22,363.94 : x
  2. Step 2: Convert to fraction form
    40,269.09/55,570.37 = 22,363.94/x
  3. Step 3: Cross multiply
    40,269.09x = 55,570.37 × 22,363.94
  4. Step 4: Simplify right side
    40,269.09x = 1,242,772,615.29
  5. Step 5: Solve for x
    x = 1,242,772,615.29/40,269.09
  6. Step 6: Final answer
    x = 30,861.70

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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.