Home / 25,030.54-37,564.31-20,158.98

Finding the Fourth Proportional to 25,030.54, 37,564.31 and 20,158.98

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Solution

The fourth proportional to 25,030.54, 37,564.31 and 20,158.98 is: 30,253.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,030.54 : 37,564.31 = 20,158.98 : x
  2. Step 2: Convert to fraction form
    25,030.54/37,564.31 = 20,158.98/x
  3. Step 3: Cross multiply
    25,030.54x = 37,564.31 × 20,158.98
  4. Step 4: Simplify right side
    25,030.54x = 757,258,174.00
  5. Step 5: Solve for x
    x = 757,258,174.00/25,030.54
  6. Step 6: Final answer
    x = 30,253.37

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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.