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Finding the Fourth Proportional to 39,465, 59,197.08 and 18,114.96

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Solution

The fourth proportional to 39,465, 59,197.08 and 18,114.96 is: 27,172.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,465 : 59,197.08 = 18,114.96 : x
  2. Step 2: Convert to fraction form
    39,465/59,197.08 = 18,114.96/x
  3. Step 3: Cross multiply
    39,465x = 59,197.08 × 18,114.96
  4. Step 4: Simplify right side
    39,465x = 1,072,352,736.32
  5. Step 5: Solve for x
    x = 1,072,352,736.32/39,465
  6. Step 6: Final answer
    x = 27,172.25

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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.