Home / 45,073.06-67,613.54-11,792.99

Finding the Fourth Proportional to 45,073.06, 67,613.54 and 11,792.99

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Solution

The fourth proportional to 45,073.06, 67,613.54 and 11,792.99 is: 17,690.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,073.06 : 67,613.54 = 11,792.99 : x
  2. Step 2: Convert to fraction form
    45,073.06/67,613.54 = 11,792.99/x
  3. Step 3: Cross multiply
    45,073.06x = 67,613.54 × 11,792.99
  4. Step 4: Simplify right side
    45,073.06x = 797,365,911.15
  5. Step 5: Solve for x
    x = 797,365,911.15/45,073.06
  6. Step 6: Final answer
    x = 17,690.52

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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.