Home / 41,970.78-62,956.18-13,883.30

Finding the Fourth Proportional to 41,970.78, 62,956.18 and 13,883.30

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Solution

The fourth proportional to 41,970.78, 62,956.18 and 13,883.30 is: 20,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,970.78 : 62,956.18 = 13,883.30 : x
  2. Step 2: Convert to fraction form
    41,970.78/62,956.18 = 13,883.30/x
  3. Step 3: Cross multiply
    41,970.78x = 62,956.18 × 13,883.30
  4. Step 4: Simplify right side
    41,970.78x = 874,039,533.79
  5. Step 5: Solve for x
    x = 874,039,533.79/41,970.78
  6. Step 6: Final answer
    x = 20,824.95

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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.