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Finding the Fourth Proportional to 46,363.06, 63,981.03 and 25,142.23

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Solution

The fourth proportional to 46,363.06, 63,981.03 and 25,142.23 is: 34,696.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,363.06 : 63,981.03 = 25,142.23 : x
  2. Step 2: Convert to fraction form
    46,363.06/63,981.03 = 25,142.23/x
  3. Step 3: Cross multiply
    46,363.06x = 63,981.03 × 25,142.23
  4. Step 4: Simplify right side
    46,363.06x = 1,608,625,771.90
  5. Step 5: Solve for x
    x = 1,608,625,771.90/46,363.06
  6. Step 6: Final answer
    x = 34,696.28

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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.