Home / 22,254.61-30,710.38-12,183.48

Finding the Fourth Proportional to 22,254.61, 30,710.38 and 12,183.48

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Solution

The fourth proportional to 22,254.61, 30,710.38 and 12,183.48 is: 16,812.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,254.61 : 30,710.38 = 12,183.48 : x
  2. Step 2: Convert to fraction form
    22,254.61/30,710.38 = 12,183.48/x
  3. Step 3: Cross multiply
    22,254.61x = 30,710.38 × 12,183.48
  4. Step 4: Simplify right side
    22,254.61x = 374,159,300.52
  5. Step 5: Solve for x
    x = 374,159,300.52/22,254.61
  6. Step 6: Final answer
    x = 16,812.66

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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.