Home / 27,222.32-37,570.20-16,612.40

Finding the Fourth Proportional to 27,222.32, 37,570.20 and 16,612.40

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Solution

The fourth proportional to 27,222.32, 37,570.20 and 16,612.40 is: 22,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.32 : 37,570.20 = 16,612.40 : x
  2. Step 2: Convert to fraction form
    27,222.32/37,570.20 = 16,612.40/x
  3. Step 3: Cross multiply
    27,222.32x = 37,570.20 × 16,612.40
  4. Step 4: Simplify right side
    27,222.32x = 624,131,190.48
  5. Step 5: Solve for x
    x = 624,131,190.48/27,222.32
  6. Step 6: Final answer
    x = 22,927.19

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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.