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Finding the Fourth Proportional to 35,256.54, 48,653.70 and 19,341

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Solution

The fourth proportional to 35,256.54, 48,653.70 and 19,341 is: 26,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,256.54 : 48,653.70 = 19,341 : x
  2. Step 2: Convert to fraction form
    35,256.54/48,653.70 = 19,341/x
  3. Step 3: Cross multiply
    35,256.54x = 48,653.70 × 19,341
  4. Step 4: Simplify right side
    35,256.54x = 941,011,211.70
  5. Step 5: Solve for x
    x = 941,011,211.70/35,256.54
  6. Step 6: Final answer
    x = 26,690.40

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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.