Home / 23,128.22-34,692.33-13,246.40

Finding the Fourth Proportional to 23,128.22, 34,692.33 and 13,246.40

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Solution

The fourth proportional to 23,128.22, 34,692.33 and 13,246.40 is: 19,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,128.22 : 34,692.33 = 13,246.40 : x
  2. Step 2: Convert to fraction form
    23,128.22/34,692.33 = 13,246.40/x
  3. Step 3: Cross multiply
    23,128.22x = 34,692.33 × 13,246.40
  4. Step 4: Simplify right side
    23,128.22x = 459,548,480.11
  5. Step 5: Solve for x
    x = 459,548,480.11/23,128.22
  6. Step 6: Final answer
    x = 19,869.60

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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.