Home / 14,937.07-20,620.16-8,648.23

Finding the Fourth Proportional to 14,937.07, 20,620.16 and 8,648.23

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Solution

The fourth proportional to 14,937.07, 20,620.16 and 8,648.23 is: 11,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.07 : 20,620.16 = 8,648.23 : x
  2. Step 2: Convert to fraction form
    14,937.07/20,620.16 = 8,648.23/x
  3. Step 3: Cross multiply
    14,937.07x = 20,620.16 × 8,648.23
  4. Step 4: Simplify right side
    14,937.07x = 178,327,886.32
  5. Step 5: Solve for x
    x = 178,327,886.32/14,937.07
  6. Step 6: Final answer
    x = 11,938.61

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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.