Home / 13,347.68-20,014.74-4,459.82

Finding the Fourth Proportional to 13,347.68, 20,014.74 and 4,459.82

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Solution

The fourth proportional to 13,347.68, 20,014.74 and 4,459.82 is: 6,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.68 : 20,014.74 = 4,459.82 : x
  2. Step 2: Convert to fraction form
    13,347.68/20,014.74 = 4,459.82/x
  3. Step 3: Cross multiply
    13,347.68x = 20,014.74 × 4,459.82
  4. Step 4: Simplify right side
    13,347.68x = 89,262,037.67
  5. Step 5: Solve for x
    x = 89,262,037.67/13,347.68
  6. Step 6: Final answer
    x = 6,687.46

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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.