Home / 31,028.76-42,800.49-27,059.40

Finding the Fourth Proportional to 31,028.76, 42,800.49 and 27,059.40

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Solution

The fourth proportional to 31,028.76, 42,800.49 and 27,059.40 is: 37,325.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,028.76 : 42,800.49 = 27,059.40 : x
  2. Step 2: Convert to fraction form
    31,028.76/42,800.49 = 27,059.40/x
  3. Step 3: Cross multiply
    31,028.76x = 42,800.49 × 27,059.40
  4. Step 4: Simplify right side
    31,028.76x = 1,158,155,579.11
  5. Step 5: Solve for x
    x = 1,158,155,579.11/31,028.76
  6. Step 6: Final answer
    x = 37,325.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.