Home / 28,247.57-42,376.53-23,028.30

Finding the Fourth Proportional to 28,247.57, 42,376.53 and 23,028.30

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Solution

The fourth proportional to 28,247.57, 42,376.53 and 23,028.30 is: 34,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,247.57 : 42,376.53 = 23,028.30 : x
  2. Step 2: Convert to fraction form
    28,247.57/42,376.53 = 23,028.30/x
  3. Step 3: Cross multiply
    28,247.57x = 42,376.53 × 23,028.30
  4. Step 4: Simplify right side
    28,247.57x = 975,859,532.16
  5. Step 5: Solve for x
    x = 975,859,532.16/28,247.57
  6. Step 6: Final answer
    x = 34,546.67

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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.