Home / 47,277.32-70,916.21-13,998.02

Finding the Fourth Proportional to 47,277.32, 70,916.21 and 13,998.02

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Solution

The fourth proportional to 47,277.32, 70,916.21 and 13,998.02 is: 20,997.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,277.32 : 70,916.21 = 13,998.02 : x
  2. Step 2: Convert to fraction form
    47,277.32/70,916.21 = 13,998.02/x
  3. Step 3: Cross multiply
    47,277.32x = 70,916.21 × 13,998.02
  4. Step 4: Simplify right side
    47,277.32x = 992,686,153.83
  5. Step 5: Solve for x
    x = 992,686,153.83/47,277.32
  6. Step 6: Final answer
    x = 20,997.09

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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.