Home / 29,016.45-40,051.08-18,807.14

Finding the Fourth Proportional to 29,016.45, 40,051.08 and 18,807.14

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Solution

The fourth proportional to 29,016.45, 40,051.08 and 18,807.14 is: 25,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016.45 : 40,051.08 = 18,807.14 : x
  2. Step 2: Convert to fraction form
    29,016.45/40,051.08 = 18,807.14/x
  3. Step 3: Cross multiply
    29,016.45x = 40,051.08 × 18,807.14
  4. Step 4: Simplify right side
    29,016.45x = 753,246,196.45
  5. Step 5: Solve for x
    x = 753,246,196.45/29,016.45
  6. Step 6: Final answer
    x = 25,959.28

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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.