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Finding the Fourth Proportional to 13,294.95, 19,936.32 and 4,526.30

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Solution

The fourth proportional to 13,294.95, 19,936.32 and 4,526.30 is: 6,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.95 : 19,936.32 = 4,526.30 : x
  2. Step 2: Convert to fraction form
    13,294.95/19,936.32 = 4,526.30/x
  3. Step 3: Cross multiply
    13,294.95x = 19,936.32 × 4,526.30
  4. Step 4: Simplify right side
    13,294.95x = 90,237,765.22
  5. Step 5: Solve for x
    x = 90,237,765.22/13,294.95
  6. Step 6: Final answer
    x = 6,787.37

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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.