Home / 20,032.05-30,023.46-11,248.50

Finding the Fourth Proportional to 20,032.05, 30,023.46 and 11,248.50

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Solution

The fourth proportional to 20,032.05, 30,023.46 and 11,248.50 is: 16,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.05 : 30,023.46 = 11,248.50 : x
  2. Step 2: Convert to fraction form
    20,032.05/30,023.46 = 11,248.50/x
  3. Step 3: Cross multiply
    20,032.05x = 30,023.46 × 11,248.50
  4. Step 4: Simplify right side
    20,032.05x = 337,718,889.81
  5. Step 5: Solve for x
    x = 337,718,889.81/20,032.05
  6. Step 6: Final answer
    x = 16,858.93

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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.