Home / 43,228.50-64,842.75-10,396.50

Finding the Fourth Proportional to 43,228.50, 64,842.75 and 10,396.50

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Solution

The fourth proportional to 43,228.50, 64,842.75 and 10,396.50 is: 15,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,228.50 : 64,842.75 = 10,396.50 : x
  2. Step 2: Convert to fraction form
    43,228.50/64,842.75 = 10,396.50/x
  3. Step 3: Cross multiply
    43,228.50x = 64,842.75 × 10,396.50
  4. Step 4: Simplify right side
    43,228.50x = 674,137,650.38
  5. Step 5: Solve for x
    x = 674,137,650.38/43,228.50
  6. Step 6: Final answer
    x = 15,594.75

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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.