Home / 14,655.56-21,947.70-6,866.60

Finding the Fourth Proportional to 14,655.56, 21,947.70 and 6,866.60

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Solution

The fourth proportional to 14,655.56, 21,947.70 and 6,866.60 is: 10,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,655.56 : 21,947.70 = 6,866.60 : x
  2. Step 2: Convert to fraction form
    14,655.56/21,947.70 = 6,866.60/x
  3. Step 3: Cross multiply
    14,655.56x = 21,947.70 × 6,866.60
  4. Step 4: Simplify right side
    14,655.56x = 150,706,076.82
  5. Step 5: Solve for x
    x = 150,706,076.82/14,655.56
  6. Step 6: Final answer
    x = 10,283.20

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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.