Home / 17,956.86-24,739.18-14,178.63

Finding the Fourth Proportional to 17,956.86, 24,739.18 and 14,178.63

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Solution

The fourth proportional to 17,956.86, 24,739.18 and 14,178.63 is: 19,533.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,956.86 : 24,739.18 = 14,178.63 : x
  2. Step 2: Convert to fraction form
    17,956.86/24,739.18 = 14,178.63/x
  3. Step 3: Cross multiply
    17,956.86x = 24,739.18 × 14,178.63
  4. Step 4: Simplify right side
    17,956.86x = 350,767,801.95
  5. Step 5: Solve for x
    x = 350,767,801.95/17,956.86
  6. Step 6: Final answer
    x = 19,533.91

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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.