Home / 14,208.48-19,599.84-13,207.68

Finding the Fourth Proportional to 14,208.48, 19,599.84 and 13,207.68

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Solution

The fourth proportional to 14,208.48, 19,599.84 and 13,207.68 is: 18,219.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.48 : 19,599.84 = 13,207.68 : x
  2. Step 2: Convert to fraction form
    14,208.48/19,599.84 = 13,207.68/x
  3. Step 3: Cross multiply
    14,208.48x = 19,599.84 × 13,207.68
  4. Step 4: Simplify right side
    14,208.48x = 258,868,414.77
  5. Step 5: Solve for x
    x = 258,868,414.77/14,208.48
  6. Step 6: Final answer
    x = 18,219.29

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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.