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Finding the Fourth Proportional to 35,433, 48,897.54 and 19,517.40

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Solution

The fourth proportional to 35,433, 48,897.54 and 19,517.40 is: 26,934.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,433 : 48,897.54 = 19,517.40 : x
  2. Step 2: Convert to fraction form
    35,433/48,897.54 = 19,517.40/x
  3. Step 3: Cross multiply
    35,433x = 48,897.54 × 19,517.40
  4. Step 4: Simplify right side
    35,433x = 954,352,847.20
  5. Step 5: Solve for x
    x = 954,352,847.20/35,433
  6. Step 6: Final answer
    x = 26,934.01

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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.