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Finding the Fourth Proportional to 35,419.62, 48,876.12 and 19,504.92

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Solution

The fourth proportional to 35,419.62, 48,876.12 and 19,504.92 is: 26,915.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.62 : 48,876.12 = 19,504.92 : x
  2. Step 2: Convert to fraction form
    35,419.62/48,876.12 = 19,504.92/x
  3. Step 3: Cross multiply
    35,419.62x = 48,876.12 × 19,504.92
  4. Step 4: Simplify right side
    35,419.62x = 953,324,810.51
  5. Step 5: Solve for x
    x = 953,324,810.51/35,419.62
  6. Step 6: Final answer
    x = 26,915.16

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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.