Home / 19,427.73-29,141.75-6,280.09

Finding the Fourth Proportional to 19,427.73, 29,141.75 and 6,280.09

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Solution

The fourth proportional to 19,427.73, 29,141.75 and 6,280.09 is: 9,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,427.73 : 29,141.75 = 6,280.09 : x
  2. Step 2: Convert to fraction form
    19,427.73/29,141.75 = 6,280.09/x
  3. Step 3: Cross multiply
    19,427.73x = 29,141.75 × 6,280.09
  4. Step 4: Simplify right side
    19,427.73x = 183,012,812.76
  5. Step 5: Solve for x
    x = 183,012,812.76/19,427.73
  6. Step 6: Final answer
    x = 9,420.19

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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.