Home / 15,051.72-20,774.83-10,016.16

Finding the Fourth Proportional to 15,051.72, 20,774.83 and 10,016.16

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Solution

The fourth proportional to 15,051.72, 20,774.83 and 10,016.16 is: 13,824.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,051.72 : 20,774.83 = 10,016.16 : x
  2. Step 2: Convert to fraction form
    15,051.72/20,774.83 = 10,016.16/x
  3. Step 3: Cross multiply
    15,051.72x = 20,774.83 × 10,016.16
  4. Step 4: Simplify right side
    15,051.72x = 208,083,937.09
  5. Step 5: Solve for x
    x = 208,083,937.09/15,051.72
  6. Step 6: Final answer
    x = 13,824.59

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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.