Home / 34,702.95-47,890.41-20,363.03

Finding the Fourth Proportional to 34,702.95, 47,890.41 and 20,363.03

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Solution

The fourth proportional to 34,702.95, 47,890.41 and 20,363.03 is: 28,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,702.95 : 47,890.41 = 20,363.03 : x
  2. Step 2: Convert to fraction form
    34,702.95/47,890.41 = 20,363.03/x
  3. Step 3: Cross multiply
    34,702.95x = 47,890.41 × 20,363.03
  4. Step 4: Simplify right side
    34,702.95x = 975,193,616.09
  5. Step 5: Solve for x
    x = 975,193,616.09/34,702.95
  6. Step 6: Final answer
    x = 28,101.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.