Home / 25,008.21-37,518.26-7,478.60

Finding the Fourth Proportional to 25,008.21, 37,518.26 and 7,478.60

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Solution

The fourth proportional to 25,008.21, 37,518.26 and 7,478.60 is: 11,219.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,008.21 : 37,518.26 = 7,478.60 : x
  2. Step 2: Convert to fraction form
    25,008.21/37,518.26 = 7,478.60/x
  3. Step 3: Cross multiply
    25,008.21x = 37,518.26 × 7,478.60
  4. Step 4: Simplify right side
    25,008.21x = 280,583,834.25
  5. Step 5: Solve for x
    x = 280,583,834.25/25,008.21
  6. Step 6: Final answer
    x = 11,219.67

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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.