Home / 13,669.08-20,510.31-4,904.67

Finding the Fourth Proportional to 13,669.08, 20,510.31 and 4,904.67

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Solution

The fourth proportional to 13,669.08, 20,510.31 and 4,904.67 is: 7,359.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669.08 : 20,510.31 = 4,904.67 : x
  2. Step 2: Convert to fraction form
    13,669.08/20,510.31 = 4,904.67/x
  3. Step 3: Cross multiply
    13,669.08x = 20,510.31 × 4,904.67
  4. Step 4: Simplify right side
    13,669.08x = 100,596,302.15
  5. Step 5: Solve for x
    x = 100,596,302.15/13,669.08
  6. Step 6: Final answer
    x = 7,359.41

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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.