Home / 20,017.74-27,624.48-11,065.25

Finding the Fourth Proportional to 20,017.74, 27,624.48 and 11,065.25

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Solution

The fourth proportional to 20,017.74, 27,624.48 and 11,065.25 is: 15,270.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017.74 : 27,624.48 = 11,065.25 : x
  2. Step 2: Convert to fraction form
    20,017.74/27,624.48 = 11,065.25/x
  3. Step 3: Cross multiply
    20,017.74x = 27,624.48 × 11,065.25
  4. Step 4: Simplify right side
    20,017.74x = 305,671,639.20
  5. Step 5: Solve for x
    x = 305,671,639.20/20,017.74
  6. Step 6: Final answer
    x = 15,270.04

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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.