Home / 14,051.46-21,015.19-12,502.34

Finding the Fourth Proportional to 14,051.46, 21,015.19 and 12,502.34

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Solution

The fourth proportional to 14,051.46, 21,015.19 and 12,502.34 is: 18,698.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.46 : 21,015.19 = 12,502.34 : x
  2. Step 2: Convert to fraction form
    14,051.46/21,015.19 = 12,502.34/x
  3. Step 3: Cross multiply
    14,051.46x = 21,015.19 × 12,502.34
  4. Step 4: Simplify right side
    14,051.46x = 262,739,050.54
  5. Step 5: Solve for x
    x = 262,739,050.54/14,051.46
  6. Step 6: Final answer
    x = 18,698.35

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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.