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Finding the Fourth Proportional to 15,896.70, 23,714.60 and 15,896.70

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Solution

The fourth proportional to 15,896.70, 23,714.60 and 15,896.70 is: 23,714.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.70 : 23,714.60 = 15,896.70 : x
  2. Step 2: Convert to fraction form
    15,896.70/23,714.60 = 15,896.70/x
  3. Step 3: Cross multiply
    15,896.70x = 23,714.60 × 15,896.70
  4. Step 4: Simplify right side
    15,896.70x = 376,983,802.34
  5. Step 5: Solve for x
    x = 376,983,802.34/15,896.70
  6. Step 6: Final answer
    x = 23,714.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.