Home / 25,173.98-34,739.35-14,418.50

Finding the Fourth Proportional to 25,173.98, 34,739.35 and 14,418.50

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Solution

The fourth proportional to 25,173.98, 34,739.35 and 14,418.50 is: 19,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,173.98 : 34,739.35 = 14,418.50 : x
  2. Step 2: Convert to fraction form
    25,173.98/34,739.35 = 14,418.50/x
  3. Step 3: Cross multiply
    25,173.98x = 34,739.35 × 14,418.50
  4. Step 4: Simplify right side
    25,173.98x = 500,889,317.98
  5. Step 5: Solve for x
    x = 500,889,317.98/25,173.98
  6. Step 6: Final answer
    x = 19,897.10

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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.