Home / 14,937.09-20,610.90-8,648.25

Finding the Fourth Proportional to 14,937.09, 20,610.90 and 8,648.25

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Solution

The fourth proportional to 14,937.09, 20,610.90 and 8,648.25 is: 11,933.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.09 : 20,610.90 = 8,648.25 : x
  2. Step 2: Convert to fraction form
    14,937.09/20,610.90 = 8,648.25/x
  3. Step 3: Cross multiply
    14,937.09x = 20,610.90 × 8,648.25
  4. Step 4: Simplify right side
    14,937.09x = 178,248,215.93
  5. Step 5: Solve for x
    x = 178,248,215.93/14,937.09
  6. Step 6: Final answer
    x = 11,933.26

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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.