Home / 40,907.48-56,480.22-30,153.64

Finding the Fourth Proportional to 40,907.48, 56,480.22 and 30,153.64

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Solution

The fourth proportional to 40,907.48, 56,480.22 and 30,153.64 is: 41,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907.48 : 56,480.22 = 30,153.64 : x
  2. Step 2: Convert to fraction form
    40,907.48/56,480.22 = 30,153.64/x
  3. Step 3: Cross multiply
    40,907.48x = 56,480.22 × 30,153.64
  4. Step 4: Simplify right side
    40,907.48x = 1,703,084,221.00
  5. Step 5: Solve for x
    x = 1,703,084,221.00/40,907.48
  6. Step 6: Final answer
    x = 41,632.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.