Home / 25,855.21-35,680.17-14,677.21

Finding the Fourth Proportional to 25,855.21, 35,680.17 and 14,677.21

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Solution

The fourth proportional to 25,855.21, 35,680.17 and 14,677.21 is: 20,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,855.21 : 35,680.17 = 14,677.21 : x
  2. Step 2: Convert to fraction form
    25,855.21/35,680.17 = 14,677.21/x
  3. Step 3: Cross multiply
    25,855.21x = 35,680.17 × 14,677.21
  4. Step 4: Simplify right side
    25,855.21x = 523,685,347.93
  5. Step 5: Solve for x
    x = 523,685,347.93/25,855.21
  6. Step 6: Final answer
    x = 20,254.54

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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.