Home / 51,525.45-71,109.63-28,864.08

Finding the Fourth Proportional to 51,525.45, 71,109.63 and 28,864.08

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Solution

The fourth proportional to 51,525.45, 71,109.63 and 28,864.08 is: 39,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,525.45 : 71,109.63 = 28,864.08 : x
  2. Step 2: Convert to fraction form
    51,525.45/71,109.63 = 28,864.08/x
  3. Step 3: Cross multiply
    51,525.45x = 71,109.63 × 28,864.08
  4. Step 4: Simplify right side
    51,525.45x = 2,052,514,049.09
  5. Step 5: Solve for x
    x = 2,052,514,049.09/51,525.45
  6. Step 6: Final answer
    x = 39,834.96

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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.