Home / 42,954.06-64,415.64-14,866.49

Finding the Fourth Proportional to 42,954.06, 64,415.64 and 14,866.49

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Solution

The fourth proportional to 42,954.06, 64,415.64 and 14,866.49 is: 22,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,954.06 : 64,415.64 = 14,866.49 : x
  2. Step 2: Convert to fraction form
    42,954.06/64,415.64 = 14,866.49/x
  3. Step 3: Cross multiply
    42,954.06x = 64,415.64 × 14,866.49
  4. Step 4: Simplify right side
    42,954.06x = 957,634,467.90
  5. Step 5: Solve for x
    x = 957,634,467.90/42,954.06
  6. Step 6: Final answer
    x = 22,294.39

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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.