Home / 16,254.18-22,436.73-12,742.02

Finding the Fourth Proportional to 16,254.18, 22,436.73 and 12,742.02

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Solution

The fourth proportional to 16,254.18, 22,436.73 and 12,742.02 is: 17,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,254.18 : 22,436.73 = 12,742.02 : x
  2. Step 2: Convert to fraction form
    16,254.18/22,436.73 = 12,742.02/x
  3. Step 3: Cross multiply
    16,254.18x = 22,436.73 × 12,742.02
  4. Step 4: Simplify right side
    16,254.18x = 285,889,262.39
  5. Step 5: Solve for x
    x = 285,889,262.39/16,254.18
  6. Step 6: Final answer
    x = 17,588.66

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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.