Home / 25,257.99-34,870.26-16,771.71

Finding the Fourth Proportional to 25,257.99, 34,870.26 and 16,771.71

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Solution

The fourth proportional to 25,257.99, 34,870.26 and 16,771.71 is: 23,154.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.99 : 34,870.26 = 16,771.71 : x
  2. Step 2: Convert to fraction form
    25,257.99/34,870.26 = 16,771.71/x
  3. Step 3: Cross multiply
    25,257.99x = 34,870.26 × 16,771.71
  4. Step 4: Simplify right side
    25,257.99x = 584,833,888.34
  5. Step 5: Solve for x
    x = 584,833,888.34/25,257.99
  6. Step 6: Final answer
    x = 23,154.41

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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.