Home / 20,030.34-27,626.84-16,860.58

Finding the Fourth Proportional to 20,030.34, 27,626.84 and 16,860.58

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Solution

The fourth proportional to 20,030.34, 27,626.84 and 16,860.58 is: 23,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,030.34 : 27,626.84 = 16,860.58 : x
  2. Step 2: Convert to fraction form
    20,030.34/27,626.84 = 16,860.58/x
  3. Step 3: Cross multiply
    20,030.34x = 27,626.84 × 16,860.58
  4. Step 4: Simplify right side
    20,030.34x = 465,804,455.82
  5. Step 5: Solve for x
    x = 465,804,455.82/20,030.34
  6. Step 6: Final answer
    x = 23,254.94

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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.