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Finding the Fourth Proportional to 39,598.01, 59,396.99 and 15,905.55

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Solution

The fourth proportional to 39,598.01, 59,396.99 and 15,905.55 is: 23,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,598.01 : 59,396.99 = 15,905.55 : x
  2. Step 2: Convert to fraction form
    39,598.01/59,396.99 = 15,905.55/x
  3. Step 3: Cross multiply
    39,598.01x = 59,396.99 × 15,905.55
  4. Step 4: Simplify right side
    39,598.01x = 944,741,794.29
  5. Step 5: Solve for x
    x = 944,741,794.29/39,598.01
  6. Step 6: Final answer
    x = 23,858.31

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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.