Home / 19,212.50-26,513.31-10,714.58

Finding the Fourth Proportional to 19,212.50, 26,513.31 and 10,714.58

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Solution

The fourth proportional to 19,212.50, 26,513.31 and 10,714.58 is: 14,786.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.50 : 26,513.31 = 10,714.58 : x
  2. Step 2: Convert to fraction form
    19,212.50/26,513.31 = 10,714.58/x
  3. Step 3: Cross multiply
    19,212.50x = 26,513.31 × 10,714.58
  4. Step 4: Simplify right side
    19,212.50x = 284,078,848.49
  5. Step 5: Solve for x
    x = 284,078,848.49/19,212.50
  6. Step 6: Final answer
    x = 14,786.15

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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.