Home / 28,711.44-43,023.30-12,062.37

Finding the Fourth Proportional to 28,711.44, 43,023.30 and 12,062.37

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Solution

The fourth proportional to 28,711.44, 43,023.30 and 12,062.37 is: 18,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,711.44 : 43,023.30 = 12,062.37 : x
  2. Step 2: Convert to fraction form
    28,711.44/43,023.30 = 12,062.37/x
  3. Step 3: Cross multiply
    28,711.44x = 43,023.30 × 12,062.37
  4. Step 4: Simplify right side
    28,711.44x = 518,962,905.17
  5. Step 5: Solve for x
    x = 518,962,905.17/28,711.44
  6. Step 6: Final answer
    x = 18,075.13

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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.