Home / 25,220.50-34,805.37-14,042.50

Finding the Fourth Proportional to 25,220.50, 34,805.37 and 14,042.50

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Solution

The fourth proportional to 25,220.50, 34,805.37 and 14,042.50 is: 19,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,220.50 : 34,805.37 = 14,042.50 : x
  2. Step 2: Convert to fraction form
    25,220.50/34,805.37 = 14,042.50/x
  3. Step 3: Cross multiply
    25,220.50x = 34,805.37 × 14,042.50
  4. Step 4: Simplify right side
    25,220.50x = 488,754,408.23
  5. Step 5: Solve for x
    x = 488,754,408.23/25,220.50
  6. Step 6: Final answer
    x = 19,379.25

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1.5x scale

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.