Home / 18,016.02-27,005.67-10,208.34

Finding the Fourth Proportional to 18,016.02, 27,005.67 and 10,208.34

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Solution

The fourth proportional to 18,016.02, 27,005.67 and 10,208.34 is: 15,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.02 : 27,005.67 = 10,208.34 : x
  2. Step 2: Convert to fraction form
    18,016.02/27,005.67 = 10,208.34/x
  3. Step 3: Cross multiply
    18,016.02x = 27,005.67 × 10,208.34
  4. Step 4: Simplify right side
    18,016.02x = 275,683,061.29
  5. Step 5: Solve for x
    x = 275,683,061.29/18,016.02
  6. Step 6: Final answer
    x = 15,302.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.