Home / 43,514.50-65,276.55-13,925.38

Finding the Fourth Proportional to 43,514.50, 65,276.55 and 13,925.38

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Solution

The fourth proportional to 43,514.50, 65,276.55 and 13,925.38 is: 20,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,514.50 : 65,276.55 = 13,925.38 : x
  2. Step 2: Convert to fraction form
    43,514.50/65,276.55 = 13,925.38/x
  3. Step 3: Cross multiply
    43,514.50x = 65,276.55 × 13,925.38
  4. Step 4: Simplify right side
    43,514.50x = 909,000,763.84
  5. Step 5: Solve for x
    x = 909,000,763.84/43,514.50
  6. Step 6: Final answer
    x = 20,889.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.