Home / 47,748.32-71,622.48-17,758.63

Finding the Fourth Proportional to 47,748.32, 71,622.48 and 17,758.63

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Solution

The fourth proportional to 47,748.32, 71,622.48 and 17,758.63 is: 26,637.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,748.32 : 71,622.48 = 17,758.63 : x
  2. Step 2: Convert to fraction form
    47,748.32/71,622.48 = 17,758.63/x
  3. Step 3: Cross multiply
    47,748.32x = 71,622.48 × 17,758.63
  4. Step 4: Simplify right side
    47,748.32x = 1,271,916,942.95
  5. Step 5: Solve for x
    x = 1,271,916,942.95/47,748.32
  6. Step 6: Final answer
    x = 26,637.94

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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.