Home / 15,748.21-23,619.07-6,977.53

Finding the Fourth Proportional to 15,748.21, 23,619.07 and 6,977.53

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Solution

The fourth proportional to 15,748.21, 23,619.07 and 6,977.53 is: 10,464.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748.21 : 23,619.07 = 6,977.53 : x
  2. Step 2: Convert to fraction form
    15,748.21/23,619.07 = 6,977.53/x
  3. Step 3: Cross multiply
    15,748.21x = 23,619.07 × 6,977.53
  4. Step 4: Simplify right side
    15,748.21x = 164,802,769.50
  5. Step 5: Solve for x
    x = 164,802,769.50/15,748.21
  6. Step 6: Final answer
    x = 10,464.86

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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.