Home / 15,510.24-23,260.32-6,742.56

Finding the Fourth Proportional to 15,510.24, 23,260.32 and 6,742.56

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Solution

The fourth proportional to 15,510.24, 23,260.32 and 6,742.56 is: 10,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.24 : 23,260.32 = 6,742.56 : x
  2. Step 2: Convert to fraction form
    15,510.24/23,260.32 = 6,742.56/x
  3. Step 3: Cross multiply
    15,510.24x = 23,260.32 × 6,742.56
  4. Step 4: Simplify right side
    15,510.24x = 156,834,103.22
  5. Step 5: Solve for x
    x = 156,834,103.22/15,510.24
  6. Step 6: Final answer
    x = 10,111.65

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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.