Home / 14,595.40-21,893.10-12,694.60

Finding the Fourth Proportional to 14,595.40, 21,893.10 and 12,694.60

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Solution

The fourth proportional to 14,595.40, 21,893.10 and 12,694.60 is: 19,041.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595.40 : 21,893.10 = 12,694.60 : x
  2. Step 2: Convert to fraction form
    14,595.40/21,893.10 = 12,694.60/x
  3. Step 3: Cross multiply
    14,595.40x = 21,893.10 × 12,694.60
  4. Step 4: Simplify right side
    14,595.40x = 277,924,147.26
  5. Step 5: Solve for x
    x = 277,924,147.26/14,595.40
  6. Step 6: Final answer
    x = 19,041.90

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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.