Home / 31,666.57-47,499.84-15,017.54

Finding the Fourth Proportional to 31,666.57, 47,499.84 and 15,017.54

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Solution

The fourth proportional to 31,666.57, 47,499.84 and 15,017.54 is: 22,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,666.57 : 47,499.84 = 15,017.54 : x
  2. Step 2: Convert to fraction form
    31,666.57/47,499.84 = 15,017.54/x
  3. Step 3: Cross multiply
    31,666.57x = 47,499.84 × 15,017.54
  4. Step 4: Simplify right side
    31,666.57x = 713,330,509.69
  5. Step 5: Solve for x
    x = 713,330,509.69/31,666.57
  6. Step 6: Final answer
    x = 22,526.30

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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.