Home / 28,977.32-43,465.98-15,822.51

Finding the Fourth Proportional to 28,977.32, 43,465.98 and 15,822.51

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Solution

The fourth proportional to 28,977.32, 43,465.98 and 15,822.51 is: 23,733.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.32 : 43,465.98 = 15,822.51 : x
  2. Step 2: Convert to fraction form
    28,977.32/43,465.98 = 15,822.51/x
  3. Step 3: Cross multiply
    28,977.32x = 43,465.98 × 15,822.51
  4. Step 4: Simplify right side
    28,977.32x = 687,740,932.76
  5. Step 5: Solve for x
    x = 687,740,932.76/28,977.32
  6. Step 6: Final answer
    x = 23,733.77

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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.