Home / 13,224.52-19,836.85-4,459.51

Finding the Fourth Proportional to 13,224.52, 19,836.85 and 4,459.51

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Solution

The fourth proportional to 13,224.52, 19,836.85 and 4,459.51 is: 6,689.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,224.52 : 19,836.85 = 4,459.51 : x
  2. Step 2: Convert to fraction form
    13,224.52/19,836.85 = 4,459.51/x
  3. Step 3: Cross multiply
    13,224.52x = 19,836.85 × 4,459.51
  4. Step 4: Simplify right side
    13,224.52x = 88,462,630.94
  5. Step 5: Solve for x
    x = 88,462,630.94/13,224.52
  6. Step 6: Final answer
    x = 6,689.29

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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.