Home / 28,493.02-42,702.52-11,606.34

Finding the Fourth Proportional to 28,493.02, 42,702.52 and 11,606.34

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Solution

The fourth proportional to 28,493.02, 42,702.52 and 11,606.34 is: 17,394.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,493.02 : 42,702.52 = 11,606.34 : x
  2. Step 2: Convert to fraction form
    28,493.02/42,702.52 = 11,606.34/x
  3. Step 3: Cross multiply
    28,493.02x = 42,702.52 × 11,606.34
  4. Step 4: Simplify right side
    28,493.02x = 495,619,965.98
  5. Step 5: Solve for x
    x = 495,619,965.98/28,493.02
  6. Step 6: Final answer
    x = 17,394.43

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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.