Home / 14,672.39-21,955.98-12,704.81

Finding the Fourth Proportional to 14,672.39, 21,955.98 and 12,704.81

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Solution

The fourth proportional to 14,672.39, 21,955.98 and 12,704.81 is: 19,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.39 : 21,955.98 = 12,704.81 : x
  2. Step 2: Convert to fraction form
    14,672.39/21,955.98 = 12,704.81/x
  3. Step 3: Cross multiply
    14,672.39x = 21,955.98 × 12,704.81
  4. Step 4: Simplify right side
    14,672.39x = 278,946,444.48
  5. Step 5: Solve for x
    x = 278,946,444.48/14,672.39
  6. Step 6: Final answer
    x = 19,011.66

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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.