Home / 25,059.72-37,549.60-18,365.20

Finding the Fourth Proportional to 25,059.72, 37,549.60 and 18,365.20

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Solution

The fourth proportional to 25,059.72, 37,549.60 and 18,365.20 is: 27,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,059.72 : 37,549.60 = 18,365.20 : x
  2. Step 2: Convert to fraction form
    25,059.72/37,549.60 = 18,365.20/x
  3. Step 3: Cross multiply
    25,059.72x = 37,549.60 × 18,365.20
  4. Step 4: Simplify right side
    25,059.72x = 689,605,913.92
  5. Step 5: Solve for x
    x = 689,605,913.92/25,059.72
  6. Step 6: Final answer
    x = 27,518.50

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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.