Home / 27,429.66-41,113.44-12,607.97

Finding the Fourth Proportional to 27,429.66, 41,113.44 and 12,607.97

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Solution

The fourth proportional to 27,429.66, 41,113.44 and 12,607.97 is: 18,897.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.66 : 41,113.44 = 12,607.97 : x
  2. Step 2: Convert to fraction form
    27,429.66/41,113.44 = 12,607.97/x
  3. Step 3: Cross multiply
    27,429.66x = 41,113.44 × 12,607.97
  4. Step 4: Simplify right side
    27,429.66x = 518,356,812.55
  5. Step 5: Solve for x
    x = 518,356,812.55/27,429.66
  6. Step 6: Final answer
    x = 18,897.68

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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.