Home / 19,877.45-29,801.85-10,023.68

Finding the Fourth Proportional to 19,877.45, 29,801.85 and 10,023.68

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Solution

The fourth proportional to 19,877.45, 29,801.85 and 10,023.68 is: 15,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,877.45 : 29,801.85 = 10,023.68 : x
  2. Step 2: Convert to fraction form
    19,877.45/29,801.85 = 10,023.68/x
  3. Step 3: Cross multiply
    19,877.45x = 29,801.85 × 10,023.68
  4. Step 4: Simplify right side
    19,877.45x = 298,724,207.81
  5. Step 5: Solve for x
    x = 298,724,207.81/19,877.45
  6. Step 6: Final answer
    x = 15,028.30

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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.