Home / 28,761.44-43,146.08-10,038.68

Finding the Fourth Proportional to 28,761.44, 43,146.08 and 10,038.68

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Solution

The fourth proportional to 28,761.44, 43,146.08 and 10,038.68 is: 15,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,761.44 : 43,146.08 = 10,038.68 : x
  2. Step 2: Convert to fraction form
    28,761.44/43,146.08 = 10,038.68/x
  3. Step 3: Cross multiply
    28,761.44x = 43,146.08 × 10,038.68
  4. Step 4: Simplify right side
    28,761.44x = 433,129,690.37
  5. Step 5: Solve for x
    x = 433,129,690.37/28,761.44
  6. Step 6: Final answer
    x = 15,059.39

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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.