Home / 14,567.43-20,100.05-8,516.51

Finding the Fourth Proportional to 14,567.43, 20,100.05 and 8,516.51

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Solution

The fourth proportional to 14,567.43, 20,100.05 and 8,516.51 is: 11,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.43 : 20,100.05 = 8,516.51 : x
  2. Step 2: Convert to fraction form
    14,567.43/20,100.05 = 8,516.51/x
  3. Step 3: Cross multiply
    14,567.43x = 20,100.05 × 8,516.51
  4. Step 4: Simplify right side
    14,567.43x = 171,182,241.05
  5. Step 5: Solve for x
    x = 171,182,241.05/14,567.43
  6. Step 6: Final answer
    x = 11,751.02

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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.