Home / 14,427.06-21,618.70-10,711.90

Finding the Fourth Proportional to 14,427.06, 21,618.70 and 10,711.90

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Solution

The fourth proportional to 14,427.06, 21,618.70 and 10,711.90 is: 16,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.06 : 21,618.70 = 10,711.90 : x
  2. Step 2: Convert to fraction form
    14,427.06/21,618.70 = 10,711.90/x
  3. Step 3: Cross multiply
    14,427.06x = 21,618.70 × 10,711.90
  4. Step 4: Simplify right side
    14,427.06x = 231,577,352.53
  5. Step 5: Solve for x
    x = 231,577,352.53/14,427.06
  6. Step 6: Final answer
    x = 16,051.60

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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.