Home / 13,343.28-19,992.98-4,573.40

Finding the Fourth Proportional to 13,343.28, 19,992.98 and 4,573.40

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Solution

The fourth proportional to 13,343.28, 19,992.98 and 4,573.40 is: 6,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,343.28 : 19,992.98 = 4,573.40 : x
  2. Step 2: Convert to fraction form
    13,343.28/19,992.98 = 4,573.40/x
  3. Step 3: Cross multiply
    13,343.28x = 19,992.98 × 4,573.40
  4. Step 4: Simplify right side
    13,343.28x = 91,435,894.73
  5. Step 5: Solve for x
    x = 91,435,894.73/13,343.28
  6. Step 6: Final answer
    x = 6,852.58

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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.