Home / 34,461.12-47,556.18-19,353.78

Finding the Fourth Proportional to 34,461.12, 47,556.18 and 19,353.78

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Solution

The fourth proportional to 34,461.12, 47,556.18 and 19,353.78 is: 26,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,461.12 : 47,556.18 = 19,353.78 : x
  2. Step 2: Convert to fraction form
    34,461.12/47,556.18 = 19,353.78/x
  3. Step 3: Cross multiply
    34,461.12x = 47,556.18 × 19,353.78
  4. Step 4: Simplify right side
    34,461.12x = 920,391,845.36
  5. Step 5: Solve for x
    x = 920,391,845.36/34,461.12
  6. Step 6: Final answer
    x = 26,708.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.