Home / 28,846.70-43,272.48-9,124.82

Finding the Fourth Proportional to 28,846.70, 43,272.48 and 9,124.82

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Solution

The fourth proportional to 28,846.70, 43,272.48 and 9,124.82 is: 13,688.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846.70 : 43,272.48 = 9,124.82 : x
  2. Step 2: Convert to fraction form
    28,846.70/43,272.48 = 9,124.82/x
  3. Step 3: Cross multiply
    28,846.70x = 43,272.48 × 9,124.82
  4. Step 4: Simplify right side
    28,846.70x = 394,853,590.95
  5. Step 5: Solve for x
    x = 394,853,590.95/28,846.70
  6. Step 6: Final answer
    x = 13,688.00

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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.