Home / 14,074.86-21,119.58-10,211.16

Finding the Fourth Proportional to 14,074.86, 21,119.58 and 10,211.16

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Solution

The fourth proportional to 14,074.86, 21,119.58 and 10,211.16 is: 15,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.86 : 21,119.58 = 10,211.16 : x
  2. Step 2: Convert to fraction form
    14,074.86/21,119.58 = 10,211.16/x
  3. Step 3: Cross multiply
    14,074.86x = 21,119.58 × 10,211.16
  4. Step 4: Simplify right side
    14,074.86x = 215,655,410.51
  5. Step 5: Solve for x
    x = 215,655,410.51/14,074.86
  6. Step 6: Final answer
    x = 15,322.03

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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.