Home / 28,846.83-43,271.82-9,123.92

Finding the Fourth Proportional to 28,846.83, 43,271.82 and 9,123.92

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Solution

The fourth proportional to 28,846.83, 43,271.82 and 9,123.92 is: 13,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846.83 : 43,271.82 = 9,123.92 : x
  2. Step 2: Convert to fraction form
    28,846.83/43,271.82 = 9,123.92/x
  3. Step 3: Cross multiply
    28,846.83x = 43,271.82 × 9,123.92
  4. Step 4: Simplify right side
    28,846.83x = 394,808,407.58
  5. Step 5: Solve for x
    x = 394,808,407.58/28,846.83
  6. Step 6: Final answer
    x = 13,686.37

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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.