Home / 12,237.22-16,872.45-10,345.54

Finding the Fourth Proportional to 12,237.22, 16,872.45 and 10,345.54

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Solution

The fourth proportional to 12,237.22, 16,872.45 and 10,345.54 is: 14,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.22 : 16,872.45 = 10,345.54 : x
  2. Step 2: Convert to fraction form
    12,237.22/16,872.45 = 10,345.54/x
  3. Step 3: Cross multiply
    12,237.22x = 16,872.45 × 10,345.54
  4. Step 4: Simplify right side
    12,237.22x = 174,554,606.37
  5. Step 5: Solve for x
    x = 174,554,606.37/12,237.22
  6. Step 6: Final answer
    x = 14,264.24

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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.