Home / 43,115.94-64,657.74-15,028.77

Finding the Fourth Proportional to 43,115.94, 64,657.74 and 15,028.77

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Solution

The fourth proportional to 43,115.94, 64,657.74 and 15,028.77 is: 22,537.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,115.94 : 64,657.74 = 15,028.77 : x
  2. Step 2: Convert to fraction form
    43,115.94/64,657.74 = 15,028.77/x
  3. Step 3: Cross multiply
    43,115.94x = 64,657.74 × 15,028.77
  4. Step 4: Simplify right side
    43,115.94x = 971,726,303.18
  5. Step 5: Solve for x
    x = 971,726,303.18/43,115.94
  6. Step 6: Final answer
    x = 22,537.52

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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.