Home / 14,590.44-20,136.12-8,303.16

Finding the Fourth Proportional to 14,590.44, 20,136.12 and 8,303.16

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Solution

The fourth proportional to 14,590.44, 20,136.12 and 8,303.16 is: 11,459.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590.44 : 20,136.12 = 8,303.16 : x
  2. Step 2: Convert to fraction form
    14,590.44/20,136.12 = 8,303.16/x
  3. Step 3: Cross multiply
    14,590.44x = 20,136.12 × 8,303.16
  4. Step 4: Simplify right side
    14,590.44x = 167,193,426.14
  5. Step 5: Solve for x
    x = 167,193,426.14/14,590.44
  6. Step 6: Final answer
    x = 11,459.11

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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.