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Finding the Fourth Proportional to 25,393.30, 35,042.02 and 14,063.22

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Solution

The fourth proportional to 25,393.30, 35,042.02 and 14,063.22 is: 19,406.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.30 : 35,042.02 = 14,063.22 : x
  2. Step 2: Convert to fraction form
    25,393.30/35,042.02 = 14,063.22/x
  3. Step 3: Cross multiply
    25,393.30x = 35,042.02 × 14,063.22
  4. Step 4: Simplify right side
    25,393.30x = 492,803,601.35
  5. Step 5: Solve for x
    x = 492,803,601.35/25,393.30
  6. Step 6: Final answer
    x = 19,406.84

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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.