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Finding the Fourth Proportional to 46,661.40, 69,992.10 and 25,593.30

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Solution

The fourth proportional to 46,661.40, 69,992.10 and 25,593.30 is: 38,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,661.40 : 69,992.10 = 25,593.30 : x
  2. Step 2: Convert to fraction form
    46,661.40/69,992.10 = 25,593.30/x
  3. Step 3: Cross multiply
    46,661.40x = 69,992.10 × 25,593.30
  4. Step 4: Simplify right side
    46,661.40x = 1,791,328,812.93
  5. Step 5: Solve for x
    x = 1,791,328,812.93/46,661.40
  6. Step 6: Final answer
    x = 38,389.95

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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.