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Finding the Fourth Proportional to 23,287.64, 34,938.27 and 7,492.32

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Solution

The fourth proportional to 23,287.64, 34,938.27 and 7,492.32 is: 11,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.64 : 34,938.27 = 7,492.32 : x
  2. Step 2: Convert to fraction form
    23,287.64/34,938.27 = 7,492.32/x
  3. Step 3: Cross multiply
    23,287.64x = 34,938.27 × 7,492.32
  4. Step 4: Simplify right side
    23,287.64x = 261,768,699.09
  5. Step 5: Solve for x
    x = 261,768,699.09/23,287.64
  6. Step 6: Final answer
    x = 11,240.67

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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.