Home / 29,084.84-40,157.34-19,539.26

Finding the Fourth Proportional to 29,084.84, 40,157.34 and 19,539.26

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Solution

The fourth proportional to 29,084.84, 40,157.34 and 19,539.26 is: 26,977.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.84 : 40,157.34 = 19,539.26 : x
  2. Step 2: Convert to fraction form
    29,084.84/40,157.34 = 19,539.26/x
  3. Step 3: Cross multiply
    29,084.84x = 40,157.34 × 19,539.26
  4. Step 4: Simplify right side
    29,084.84x = 784,644,707.17
  5. Step 5: Solve for x
    x = 784,644,707.17/29,084.84
  6. Step 6: Final answer
    x = 26,977.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.