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Finding the Fourth Proportional to 39,095.46, 53,958.96 and 22,328.46

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Solution

The fourth proportional to 39,095.46, 53,958.96 and 22,328.46 is: 30,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,095.46 : 53,958.96 = 22,328.46 : x
  2. Step 2: Convert to fraction form
    39,095.46/53,958.96 = 22,328.46/x
  3. Step 3: Cross multiply
    39,095.46x = 53,958.96 × 22,328.46
  4. Step 4: Simplify right side
    39,095.46x = 1,204,820,480.00
  5. Step 5: Solve for x
    x = 1,204,820,480.00/39,095.46
  6. Step 6: Final answer
    x = 30,817.40

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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.