Home / 25,486.58-38,192.91-14,369.55

Finding the Fourth Proportional to 25,486.58, 38,192.91 and 14,369.55

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Solution

The fourth proportional to 25,486.58, 38,192.91 and 14,369.55 is: 21,533.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.58 : 38,192.91 = 14,369.55 : x
  2. Step 2: Convert to fraction form
    25,486.58/38,192.91 = 14,369.55/x
  3. Step 3: Cross multiply
    25,486.58x = 38,192.91 × 14,369.55
  4. Step 4: Simplify right side
    25,486.58x = 548,814,929.89
  5. Step 5: Solve for x
    x = 548,814,929.89/25,486.58
  6. Step 6: Final answer
    x = 21,533.49

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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.