Home / 13,464.27-18,581.30-7,799.26

Finding the Fourth Proportional to 13,464.27, 18,581.30 and 7,799.26

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Solution

The fourth proportional to 13,464.27, 18,581.30 and 7,799.26 is: 10,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.27 : 18,581.30 = 7,799.26 : x
  2. Step 2: Convert to fraction form
    13,464.27/18,581.30 = 7,799.26/x
  3. Step 3: Cross multiply
    13,464.27x = 18,581.30 × 7,799.26
  4. Step 4: Simplify right side
    13,464.27x = 144,920,389.84
  5. Step 5: Solve for x
    x = 144,920,389.84/13,464.27
  6. Step 6: Final answer
    x = 10,763.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.