Home / 19,762.10-29,666.31-15,604.92

Finding the Fourth Proportional to 19,762.10, 29,666.31 and 15,604.92

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Solution

The fourth proportional to 19,762.10, 29,666.31 and 15,604.92 is: 23,425.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.10 : 29,666.31 = 15,604.92 : x
  2. Step 2: Convert to fraction form
    19,762.10/29,666.31 = 15,604.92/x
  3. Step 3: Cross multiply
    19,762.10x = 29,666.31 × 15,604.92
  4. Step 4: Simplify right side
    19,762.10x = 462,940,394.25
  5. Step 5: Solve for x
    x = 462,940,394.25/19,762.10
  6. Step 6: Final answer
    x = 23,425.67

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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.