Home / 19,625.60-29,412.80-9,094.40

Finding the Fourth Proportional to 19,625.60, 29,412.80 and 9,094.40

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Solution

The fourth proportional to 19,625.60, 29,412.80 and 9,094.40 is: 13,629.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.60 : 29,412.80 = 9,094.40 : x
  2. Step 2: Convert to fraction form
    19,625.60/29,412.80 = 9,094.40/x
  3. Step 3: Cross multiply
    19,625.60x = 29,412.80 × 9,094.40
  4. Step 4: Simplify right side
    19,625.60x = 267,491,768.32
  5. Step 5: Solve for x
    x = 267,491,768.32/19,625.60
  6. Step 6: Final answer
    x = 13,629.74

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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.