Home / 25,731.98-38,662.54-16,376.06

Finding the Fourth Proportional to 25,731.98, 38,662.54 and 16,376.06

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Solution

The fourth proportional to 25,731.98, 38,662.54 and 16,376.06 is: 24,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,731.98 : 38,662.54 = 16,376.06 : x
  2. Step 2: Convert to fraction form
    25,731.98/38,662.54 = 16,376.06/x
  3. Step 3: Cross multiply
    25,731.98x = 38,662.54 × 16,376.06
  4. Step 4: Simplify right side
    25,731.98x = 633,140,074.79
  5. Step 5: Solve for x
    x = 633,140,074.79/25,731.98
  6. Step 6: Final answer
    x = 24,605.18

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1.5x scale

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.