Home / 22,032.48-30,409.84-12,606.24

Finding the Fourth Proportional to 22,032.48, 30,409.84 and 12,606.24

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Solution

The fourth proportional to 22,032.48, 30,409.84 and 12,606.24 is: 17,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,032.48 : 30,409.84 = 12,606.24 : x
  2. Step 2: Convert to fraction form
    22,032.48/30,409.84 = 12,606.24/x
  3. Step 3: Cross multiply
    22,032.48x = 30,409.84 × 12,606.24
  4. Step 4: Simplify right side
    22,032.48x = 383,353,741.40
  5. Step 5: Solve for x
    x = 383,353,741.40/22,032.48
  6. Step 6: Final answer
    x = 17,399.48

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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.