Home / 14,148.48-19,519.18-8,483.47

Finding the Fourth Proportional to 14,148.48, 19,519.18 and 8,483.47

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Solution

The fourth proportional to 14,148.48, 19,519.18 and 8,483.47 is: 11,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.48 : 19,519.18 = 8,483.47 : x
  2. Step 2: Convert to fraction form
    14,148.48/19,519.18 = 8,483.47/x
  3. Step 3: Cross multiply
    14,148.48x = 19,519.18 × 8,483.47
  4. Step 4: Simplify right side
    14,148.48x = 165,590,377.95
  5. Step 5: Solve for x
    x = 165,590,377.95/14,148.48
  6. Step 6: Final answer
    x = 11,703.76

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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.