Home / 14,798.75-22,090.17-12,930.38

Finding the Fourth Proportional to 14,798.75, 22,090.17 and 12,930.38

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Solution

The fourth proportional to 14,798.75, 22,090.17 and 12,930.38 is: 19,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.75 : 22,090.17 = 12,930.38 : x
  2. Step 2: Convert to fraction form
    14,798.75/22,090.17 = 12,930.38/x
  3. Step 3: Cross multiply
    14,798.75x = 22,090.17 × 12,930.38
  4. Step 4: Simplify right side
    14,798.75x = 285,634,396.08
  5. Step 5: Solve for x
    x = 285,634,396.08/14,798.75
  6. Step 6: Final answer
    x = 19,301.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.