Home / 14,703.30-21,994.20-13,405.68

Finding the Fourth Proportional to 14,703.30, 21,994.20 and 13,405.68

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Solution

The fourth proportional to 14,703.30, 21,994.20 and 13,405.68 is: 20,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,703.30 : 21,994.20 = 13,405.68 : x
  2. Step 2: Convert to fraction form
    14,703.30/21,994.20 = 13,405.68/x
  3. Step 3: Cross multiply
    14,703.30x = 21,994.20 × 13,405.68
  4. Step 4: Simplify right side
    14,703.30x = 294,847,207.06
  5. Step 5: Solve for x
    x = 294,847,207.06/14,703.30
  6. Step 6: Final answer
    x = 20,053.13

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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.