Home / 14,575.16-20,116.91-9,268.94

Finding the Fourth Proportional to 14,575.16, 20,116.91 and 9,268.94

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Solution

The fourth proportional to 14,575.16, 20,116.91 and 9,268.94 is: 12,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.16 : 20,116.91 = 9,268.94 : x
  2. Step 2: Convert to fraction form
    14,575.16/20,116.91 = 9,268.94/x
  3. Step 3: Cross multiply
    14,575.16x = 20,116.91 × 9,268.94
  4. Step 4: Simplify right side
    14,575.16x = 186,462,284.85
  5. Step 5: Solve for x
    x = 186,462,284.85/14,575.16
  6. Step 6: Final answer
    x = 12,793.16

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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.