Home / 22,360.46-30,852.32-13,409.60

Finding the Fourth Proportional to 22,360.46, 30,852.32 and 13,409.60

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Solution

The fourth proportional to 22,360.46, 30,852.32 and 13,409.60 is: 18,502.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360.46 : 30,852.32 = 13,409.60 : x
  2. Step 2: Convert to fraction form
    22,360.46/30,852.32 = 13,409.60/x
  3. Step 3: Cross multiply
    22,360.46x = 30,852.32 × 13,409.60
  4. Step 4: Simplify right side
    22,360.46x = 413,717,270.27
  5. Step 5: Solve for x
    x = 413,717,270.27/22,360.46
  6. Step 6: Final answer
    x = 18,502.18

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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.