Home / 28,818.22-43,228.65-10,810.75

Finding the Fourth Proportional to 28,818.22, 43,228.65 and 10,810.75

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Solution

The fourth proportional to 28,818.22, 43,228.65 and 10,810.75 is: 16,216.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,818.22 : 43,228.65 = 10,810.75 : x
  2. Step 2: Convert to fraction form
    28,818.22/43,228.65 = 10,810.75/x
  3. Step 3: Cross multiply
    28,818.22x = 43,228.65 × 10,810.75
  4. Step 4: Simplify right side
    28,818.22x = 467,333,911.84
  5. Step 5: Solve for x
    x = 467,333,911.84/28,818.22
  6. Step 6: Final answer
    x = 16,216.62

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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.