Home / 13,599.49-20,397.84-4,713.97

Finding the Fourth Proportional to 13,599.49, 20,397.84 and 4,713.97

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Solution

The fourth proportional to 13,599.49, 20,397.84 and 4,713.97 is: 7,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.49 : 20,397.84 = 4,713.97 : x
  2. Step 2: Convert to fraction form
    13,599.49/20,397.84 = 4,713.97/x
  3. Step 3: Cross multiply
    13,599.49x = 20,397.84 × 4,713.97
  4. Step 4: Simplify right side
    13,599.49x = 96,154,805.82
  5. Step 5: Solve for x
    x = 96,154,805.82/13,599.49
  6. Step 6: Final answer
    x = 7,070.47

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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.