Home / 14,332.98-19,780.50-8,667.96

Finding the Fourth Proportional to 14,332.98, 19,780.50 and 8,667.96

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Solution

The fourth proportional to 14,332.98, 19,780.50 and 8,667.96 is: 11,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.98 : 19,780.50 = 8,667.96 : x
  2. Step 2: Convert to fraction form
    14,332.98/19,780.50 = 8,667.96/x
  3. Step 3: Cross multiply
    14,332.98x = 19,780.50 × 8,667.96
  4. Step 4: Simplify right side
    14,332.98x = 171,456,652.37
  5. Step 5: Solve for x
    x = 171,456,652.37/14,332.98
  6. Step 6: Final answer
    x = 11,962.39

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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.