Home / 25,484.84-38,225.99-12,148.12

Finding the Fourth Proportional to 25,484.84, 38,225.99 and 12,148.12

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Solution

The fourth proportional to 25,484.84, 38,225.99 and 12,148.12 is: 18,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,484.84 : 38,225.99 = 12,148.12 : x
  2. Step 2: Convert to fraction form
    25,484.84/38,225.99 = 12,148.12/x
  3. Step 3: Cross multiply
    25,484.84x = 38,225.99 × 12,148.12
  4. Step 4: Simplify right side
    25,484.84x = 464,373,848.44
  5. Step 5: Solve for x
    x = 464,373,848.44/25,484.84
  6. Step 6: Final answer
    x = 18,221.58

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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.