Home / 43,035.36-64,571.28-39,590.88

Finding the Fourth Proportional to 43,035.36, 64,571.28 and 39,590.88

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Solution

The fourth proportional to 43,035.36, 64,571.28 and 39,590.88 is: 59,403.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,035.36 : 64,571.28 = 39,590.88 : x
  2. Step 2: Convert to fraction form
    43,035.36/64,571.28 = 39,590.88/x
  3. Step 3: Cross multiply
    43,035.36x = 64,571.28 × 39,590.88
  4. Step 4: Simplify right side
    43,035.36x = 2,556,433,797.93
  5. Step 5: Solve for x
    x = 2,556,433,797.93/43,035.36
  6. Step 6: Final answer
    x = 59,403.10

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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.