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Finding the Fourth Proportional to 35,492.97, 48,980.11 and 19,360.20

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Solution

The fourth proportional to 35,492.97, 48,980.11 and 19,360.20 is: 26,716.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,492.97 : 48,980.11 = 19,360.20 : x
  2. Step 2: Convert to fraction form
    35,492.97/48,980.11 = 19,360.20/x
  3. Step 3: Cross multiply
    35,492.97x = 48,980.11 × 19,360.20
  4. Step 4: Simplify right side
    35,492.97x = 948,264,725.62
  5. Step 5: Solve for x
    x = 948,264,725.62/35,492.97
  6. Step 6: Final answer
    x = 26,716.97

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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.