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Finding the Fourth Proportional to 25,393.46, 35,006.47 and 17,816.30

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Solution

The fourth proportional to 25,393.46, 35,006.47 and 17,816.30 is: 24,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.46 : 35,006.47 = 17,816.30 : x
  2. Step 2: Convert to fraction form
    25,393.46/35,006.47 = 17,816.30/x
  3. Step 3: Cross multiply
    25,393.46x = 35,006.47 × 17,816.30
  4. Step 4: Simplify right side
    25,393.46x = 623,685,855.02
  5. Step 5: Solve for x
    x = 623,685,855.02/25,393.46
  6. Step 6: Final answer
    x = 24,560.88

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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.