Home / 29,424.36-40,603.90-15,995.50

Finding the Fourth Proportional to 29,424.36, 40,603.90 and 15,995.50

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Solution

The fourth proportional to 29,424.36, 40,603.90 and 15,995.50 is: 22,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,424.36 : 40,603.90 = 15,995.50 : x
  2. Step 2: Convert to fraction form
    29,424.36/40,603.90 = 15,995.50/x
  3. Step 3: Cross multiply
    29,424.36x = 40,603.90 × 15,995.50
  4. Step 4: Simplify right side
    29,424.36x = 649,479,682.45
  5. Step 5: Solve for x
    x = 649,479,682.45/29,424.36
  6. Step 6: Final answer
    x = 22,072.86

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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.