Home / 28,597.14-42,883.56-15,445.98

Finding the Fourth Proportional to 28,597.14, 42,883.56 and 15,445.98

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Solution

The fourth proportional to 28,597.14, 42,883.56 and 15,445.98 is: 23,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.14 : 42,883.56 = 15,445.98 : x
  2. Step 2: Convert to fraction form
    28,597.14/42,883.56 = 15,445.98/x
  3. Step 3: Cross multiply
    28,597.14x = 42,883.56 × 15,445.98
  4. Step 4: Simplify right side
    28,597.14x = 662,378,610.09
  5. Step 5: Solve for x
    x = 662,378,610.09/28,597.14
  6. Step 6: Final answer
    x = 23,162.41

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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.