Home / 22,032.72-30,405.96-12,601.26

Finding the Fourth Proportional to 22,032.72, 30,405.96 and 12,601.26

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Solution

The fourth proportional to 22,032.72, 30,405.96 and 12,601.26 is: 17,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.72 : 30,405.96 = 12,601.26 : x
  2. Step 2: Convert to fraction form
    22,032.72/30,405.96 = 12,601.26/x
  3. Step 3: Cross multiply
    22,032.72x = 30,405.96 × 12,601.26
  4. Step 4: Simplify right side
    22,032.72x = 383,153,407.51
  5. Step 5: Solve for x
    x = 383,153,407.51/22,032.72
  6. Step 6: Final answer
    x = 17,390.20

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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.