Home / 13,029.84-19,548-5,132.88

Finding the Fourth Proportional to 13,029.84, 19,548 and 5,132.88

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Solution

The fourth proportional to 13,029.84, 19,548 and 5,132.88 is: 7,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.84 : 19,548 = 5,132.88 : x
  2. Step 2: Convert to fraction form
    13,029.84/19,548 = 5,132.88/x
  3. Step 3: Cross multiply
    13,029.84x = 19,548 × 5,132.88
  4. Step 4: Simplify right side
    13,029.84x = 100,337,538.24
  5. Step 5: Solve for x
    x = 100,337,538.24/13,029.84
  6. Step 6: Final answer
    x = 7,700.60

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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.