Home / 14,431.56-21,647.40-4,577.76

Finding the Fourth Proportional to 14,431.56, 21,647.40 and 4,577.76

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Solution

The fourth proportional to 14,431.56, 21,647.40 and 4,577.76 is: 6,866.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431.56 : 21,647.40 = 4,577.76 : x
  2. Step 2: Convert to fraction form
    14,431.56/21,647.40 = 4,577.76/x
  3. Step 3: Cross multiply
    14,431.56x = 21,647.40 × 4,577.76
  4. Step 4: Simplify right side
    14,431.56x = 99,096,601.82
  5. Step 5: Solve for x
    x = 99,096,601.82/14,431.56
  6. Step 6: Final answer
    x = 6,866.66

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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.