Home / 14,098.95-21,230.87-10,427.09

Finding the Fourth Proportional to 14,098.95, 21,230.87 and 10,427.09

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Solution

The fourth proportional to 14,098.95, 21,230.87 and 10,427.09 is: 15,701.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.95 : 21,230.87 = 10,427.09 : x
  2. Step 2: Convert to fraction form
    14,098.95/21,230.87 = 10,427.09/x
  3. Step 3: Cross multiply
    14,098.95x = 21,230.87 × 10,427.09
  4. Step 4: Simplify right side
    14,098.95x = 221,376,033.98
  5. Step 5: Solve for x
    x = 221,376,033.98/14,098.95
  6. Step 6: Final answer
    x = 15,701.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.