Home / 43,067.09-64,572.59-14,985

Finding the Fourth Proportional to 43,067.09, 64,572.59 and 14,985

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Solution

The fourth proportional to 43,067.09, 64,572.59 and 14,985 is: 22,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,067.09 : 64,572.59 = 14,985 : x
  2. Step 2: Convert to fraction form
    43,067.09/64,572.59 = 14,985/x
  3. Step 3: Cross multiply
    43,067.09x = 64,572.59 × 14,985
  4. Step 4: Simplify right side
    43,067.09x = 967,620,298.61
  5. Step 5: Solve for x
    x = 967,620,298.61/43,067.09
  6. Step 6: Final answer
    x = 22,467.74

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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.