Home / 47,282.09-70,923.36-14,002.78

Finding the Fourth Proportional to 47,282.09, 70,923.36 and 14,002.78

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Solution

The fourth proportional to 47,282.09, 70,923.36 and 14,002.78 is: 21,004.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,282.09 : 70,923.36 = 14,002.78 : x
  2. Step 2: Convert to fraction form
    47,282.09/70,923.36 = 14,002.78/x
  3. Step 3: Cross multiply
    47,282.09x = 70,923.36 × 14,002.78
  4. Step 4: Simplify right side
    47,282.09x = 993,124,096.98
  5. Step 5: Solve for x
    x = 993,124,096.98/47,282.09
  6. Step 6: Final answer
    x = 21,004.24

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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.