Home / 14,256.68-21,365.58-8,711.96

Finding the Fourth Proportional to 14,256.68, 21,365.58 and 8,711.96

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Solution

The fourth proportional to 14,256.68, 21,365.58 and 8,711.96 is: 13,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.68 : 21,365.58 = 8,711.96 : x
  2. Step 2: Convert to fraction form
    14,256.68/21,365.58 = 8,711.96/x
  3. Step 3: Cross multiply
    14,256.68x = 21,365.58 × 8,711.96
  4. Step 4: Simplify right side
    14,256.68x = 186,136,078.34
  5. Step 5: Solve for x
    x = 186,136,078.34/14,256.68
  6. Step 6: Final answer
    x = 13,056.06

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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.