Home / 14,722.42-20,317.06-8,008.18

Finding the Fourth Proportional to 14,722.42, 20,317.06 and 8,008.18

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Solution

The fourth proportional to 14,722.42, 20,317.06 and 8,008.18 is: 11,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,722.42 : 20,317.06 = 8,008.18 : x
  2. Step 2: Convert to fraction form
    14,722.42/20,317.06 = 8,008.18/x
  3. Step 3: Cross multiply
    14,722.42x = 20,317.06 × 8,008.18
  4. Step 4: Simplify right side
    14,722.42x = 162,702,673.55
  5. Step 5: Solve for x
    x = 162,702,673.55/14,722.42
  6. Step 6: Final answer
    x = 11,051.35

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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.