Home / 16,821.51-25,232.14-4,340.47

Finding the Fourth Proportional to 16,821.51, 25,232.14 and 4,340.47

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Solution

The fourth proportional to 16,821.51, 25,232.14 and 4,340.47 is: 6,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821.51 : 25,232.14 = 4,340.47 : x
  2. Step 2: Convert to fraction form
    16,821.51/25,232.14 = 4,340.47/x
  3. Step 3: Cross multiply
    16,821.51x = 25,232.14 × 4,340.47
  4. Step 4: Simplify right side
    16,821.51x = 109,519,346.71
  5. Step 5: Solve for x
    x = 109,519,346.71/16,821.51
  6. Step 6: Final answer
    x = 6,510.67

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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.