Home / 14,086.93-21,104.40-12,217.05

Finding the Fourth Proportional to 14,086.93, 21,104.40 and 12,217.05

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Solution

The fourth proportional to 14,086.93, 21,104.40 and 12,217.05 is: 18,303.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086.93 : 21,104.40 = 12,217.05 : x
  2. Step 2: Convert to fraction form
    14,086.93/21,104.40 = 12,217.05/x
  3. Step 3: Cross multiply
    14,086.93x = 21,104.40 × 12,217.05
  4. Step 4: Simplify right side
    14,086.93x = 257,833,510.02
  5. Step 5: Solve for x
    x = 257,833,510.02/14,086.93
  6. Step 6: Final answer
    x = 18,303.03

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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.