Home / 14,620.09-20,175.45-8,953.93

Finding the Fourth Proportional to 14,620.09, 20,175.45 and 8,953.93

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Solution

The fourth proportional to 14,620.09, 20,175.45 and 8,953.93 is: 12,356.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.09 : 20,175.45 = 8,953.93 : x
  2. Step 2: Convert to fraction form
    14,620.09/20,175.45 = 8,953.93/x
  3. Step 3: Cross multiply
    14,620.09x = 20,175.45 × 8,953.93
  4. Step 4: Simplify right side
    14,620.09x = 180,649,567.02
  5. Step 5: Solve for x
    x = 180,649,567.02/14,620.09
  6. Step 6: Final answer
    x = 12,356.26

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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.