Home / 14,529.15-21,780.77-5,758.07

Finding the Fourth Proportional to 14,529.15, 21,780.77 and 5,758.07

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Solution

The fourth proportional to 14,529.15, 21,780.77 and 5,758.07 is: 8,631.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.15 : 21,780.77 = 5,758.07 : x
  2. Step 2: Convert to fraction form
    14,529.15/21,780.77 = 5,758.07/x
  3. Step 3: Cross multiply
    14,529.15x = 21,780.77 × 5,758.07
  4. Step 4: Simplify right side
    14,529.15x = 125,415,060.62
  5. Step 5: Solve for x
    x = 125,415,060.62/14,529.15
  6. Step 6: Final answer
    x = 8,631.96

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1.5x scale

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.