Home / 14,857.26-20,502.90-8,569.50

Finding the Fourth Proportional to 14,857.26, 20,502.90 and 8,569.50

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Solution

The fourth proportional to 14,857.26, 20,502.90 and 8,569.50 is: 11,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,857.26 : 20,502.90 = 8,569.50 : x
  2. Step 2: Convert to fraction form
    14,857.26/20,502.90 = 8,569.50/x
  3. Step 3: Cross multiply
    14,857.26x = 20,502.90 × 8,569.50
  4. Step 4: Simplify right side
    14,857.26x = 175,699,601.55
  5. Step 5: Solve for x
    x = 175,699,601.55/14,857.26
  6. Step 6: Final answer
    x = 11,825.84

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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.