Home / 20,106.05-30,118.73-9,586.24

Finding the Fourth Proportional to 20,106.05, 30,118.73 and 9,586.24

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Solution

The fourth proportional to 20,106.05, 30,118.73 and 9,586.24 is: 14,360.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,106.05 : 30,118.73 = 9,586.24 : x
  2. Step 2: Convert to fraction form
    20,106.05/30,118.73 = 9,586.24/x
  3. Step 3: Cross multiply
    20,106.05x = 30,118.73 × 9,586.24
  4. Step 4: Simplify right side
    20,106.05x = 288,725,374.28
  5. Step 5: Solve for x
    x = 288,725,374.28/20,106.05
  6. Step 6: Final answer
    x = 14,360.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.