Home / 15,713.56-23,574.30-4,620.34

Finding the Fourth Proportional to 15,713.56, 23,574.30 and 4,620.34

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Solution

The fourth proportional to 15,713.56, 23,574.30 and 4,620.34 is: 6,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713.56 : 23,574.30 = 4,620.34 : x
  2. Step 2: Convert to fraction form
    15,713.56/23,574.30 = 4,620.34/x
  3. Step 3: Cross multiply
    15,713.56x = 23,574.30 × 4,620.34
  4. Step 4: Simplify right side
    15,713.56x = 108,921,281.26
  5. Step 5: Solve for x
    x = 108,921,281.26/15,713.56
  6. Step 6: Final answer
    x = 6,931.67

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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.