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Finding the Fourth Proportional to 19,098, 26,355.24 and 10,714.68

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Solution

The fourth proportional to 19,098, 26,355.24 and 10,714.68 is: 14,786.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098 : 26,355.24 = 10,714.68 : x
  2. Step 2: Convert to fraction form
    19,098/26,355.24 = 10,714.68/x
  3. Step 3: Cross multiply
    19,098x = 26,355.24 × 10,714.68
  4. Step 4: Simplify right side
    19,098x = 282,387,962.92
  5. Step 5: Solve for x
    x = 282,387,962.92/19,098
  6. Step 6: Final answer
    x = 14,786.26

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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.