Home / 28,997.19-40,096.62-23,018.40

Finding the Fourth Proportional to 28,997.19, 40,096.62 and 23,018.40

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Solution

The fourth proportional to 28,997.19, 40,096.62 and 23,018.40 is: 31,829.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.19 : 40,096.62 = 23,018.40 : x
  2. Step 2: Convert to fraction form
    28,997.19/40,096.62 = 23,018.40/x
  3. Step 3: Cross multiply
    28,997.19x = 40,096.62 × 23,018.40
  4. Step 4: Simplify right side
    28,997.19x = 922,960,037.81
  5. Step 5: Solve for x
    x = 922,960,037.81/28,997.19
  6. Step 6: Final answer
    x = 31,829.29

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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.