Home / 43,281.59-64,950.75-15,200.91

Finding the Fourth Proportional to 43,281.59, 64,950.75 and 15,200.91

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Solution

The fourth proportional to 43,281.59, 64,950.75 and 15,200.91 is: 22,811.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,281.59 : 64,950.75 = 15,200.91 : x
  2. Step 2: Convert to fraction form
    43,281.59/64,950.75 = 15,200.91/x
  3. Step 3: Cross multiply
    43,281.59x = 64,950.75 × 15,200.91
  4. Step 4: Simplify right side
    43,281.59x = 987,310,505.18
  5. Step 5: Solve for x
    x = 987,310,505.18/43,281.59
  6. Step 6: Final answer
    x = 22,811.33

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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.