Home / 19,970.34-29,955.52-6,822.84

Finding the Fourth Proportional to 19,970.34, 29,955.52 and 6,822.84

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Solution

The fourth proportional to 19,970.34, 29,955.52 and 6,822.84 is: 10,234.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970.34 : 29,955.52 = 6,822.84 : x
  2. Step 2: Convert to fraction form
    19,970.34/29,955.52 = 6,822.84/x
  3. Step 3: Cross multiply
    19,970.34x = 29,955.52 × 6,822.84
  4. Step 4: Simplify right side
    19,970.34x = 204,381,720.08
  5. Step 5: Solve for x
    x = 204,381,720.08/19,970.34
  6. Step 6: Final answer
    x = 10,234.26

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1.5x scale

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.