Home / 28,977.07-43,465.60-15,822.26

Finding the Fourth Proportional to 28,977.07, 43,465.60 and 15,822.26

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Solution

The fourth proportional to 28,977.07, 43,465.60 and 15,822.26 is: 23,733.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.07 : 43,465.60 = 15,822.26 : x
  2. Step 2: Convert to fraction form
    28,977.07/43,465.60 = 15,822.26/x
  3. Step 3: Cross multiply
    28,977.07x = 43,465.60 × 15,822.26
  4. Step 4: Simplify right side
    28,977.07x = 687,724,132.92
  5. Step 5: Solve for x
    x = 687,724,132.92/28,977.07
  6. Step 6: Final answer
    x = 23,733.39

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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.