Home / 22,672.95-31,288.44-12,601.16

Finding the Fourth Proportional to 22,672.95, 31,288.44 and 12,601.16

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Solution

The fourth proportional to 22,672.95, 31,288.44 and 12,601.16 is: 17,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.95 : 31,288.44 = 12,601.16 : x
  2. Step 2: Convert to fraction form
    22,672.95/31,288.44 = 12,601.16/x
  3. Step 3: Cross multiply
    22,672.95x = 31,288.44 × 12,601.16
  4. Step 4: Simplify right side
    22,672.95x = 394,270,638.59
  5. Step 5: Solve for x
    x = 394,270,638.59/22,672.95
  6. Step 6: Final answer
    x = 17,389.47

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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.