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Finding the Fourth Proportional to 53,710.70, 80,567.64 and 25,633.71

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Solution

The fourth proportional to 53,710.70, 80,567.64 and 25,633.71 is: 38,451.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,710.70 : 80,567.64 = 25,633.71 : x
  2. Step 2: Convert to fraction form
    53,710.70/80,567.64 = 25,633.71/x
  3. Step 3: Cross multiply
    53,710.70x = 80,567.64 × 25,633.71
  4. Step 4: Simplify right side
    53,710.70x = 2,065,247,519.14
  5. Step 5: Solve for x
    x = 2,065,247,519.14/53,710.70
  6. Step 6: Final answer
    x = 38,451.33

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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.