Home / 14,866.96-20,515.62-8,492.30

Finding the Fourth Proportional to 14,866.96, 20,515.62 and 8,492.30

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Solution

The fourth proportional to 14,866.96, 20,515.62 and 8,492.30 is: 11,718.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,866.96 : 20,515.62 = 8,492.30 : x
  2. Step 2: Convert to fraction form
    14,866.96/20,515.62 = 8,492.30/x
  3. Step 3: Cross multiply
    14,866.96x = 20,515.62 × 8,492.30
  4. Step 4: Simplify right side
    14,866.96x = 174,224,799.73
  5. Step 5: Solve for x
    x = 174,224,799.73/14,866.96
  6. Step 6: Final answer
    x = 11,718.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.