Home / 10,016.54-13,822.75-5,985.20

Finding the Fourth Proportional to 10,016.54, 13,822.75 and 5,985.20

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Solution

The fourth proportional to 10,016.54, 13,822.75 and 5,985.20 is: 8,259.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,016.54 : 13,822.75 = 5,985.20 : x
  2. Step 2: Convert to fraction form
    10,016.54/13,822.75 = 5,985.20/x
  3. Step 3: Cross multiply
    10,016.54x = 13,822.75 × 5,985.20
  4. Step 4: Simplify right side
    10,016.54x = 82,731,984.78
  5. Step 5: Solve for x
    x = 82,731,984.78/10,016.54
  6. Step 6: Final answer
    x = 8,259.54

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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.