Home / 12,714.23-19,074.51-8,973.30

Finding the Fourth Proportional to 12,714.23, 19,074.51 and 8,973.30

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Solution

The fourth proportional to 12,714.23, 19,074.51 and 8,973.30 is: 13,462.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714.23 : 19,074.51 = 8,973.30 : x
  2. Step 2: Convert to fraction form
    12,714.23/19,074.51 = 8,973.30/x
  3. Step 3: Cross multiply
    12,714.23x = 19,074.51 × 8,973.30
  4. Step 4: Simplify right side
    12,714.23x = 171,161,338.46
  5. Step 5: Solve for x
    x = 171,161,338.46/12,714.23
  6. Step 6: Final answer
    x = 13,462.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.