Home / 30,042.24-45,079.44-16,895.52

Finding the Fourth Proportional to 30,042.24, 45,079.44 and 16,895.52

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Solution

The fourth proportional to 30,042.24, 45,079.44 and 16,895.52 is: 25,352.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,042.24 : 45,079.44 = 16,895.52 : x
  2. Step 2: Convert to fraction form
    30,042.24/45,079.44 = 16,895.52/x
  3. Step 3: Cross multiply
    30,042.24x = 45,079.44 × 16,895.52
  4. Step 4: Simplify right side
    30,042.24x = 761,640,580.11
  5. Step 5: Solve for x
    x = 761,640,580.11/30,042.24
  6. Step 6: Final answer
    x = 25,352.32

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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.