Home / 33,009.76-45,507.90-31,975.84

Finding the Fourth Proportional to 33,009.76, 45,507.90 and 31,975.84

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Solution

The fourth proportional to 33,009.76, 45,507.90 and 31,975.84 is: 44,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.76 : 45,507.90 = 31,975.84 : x
  2. Step 2: Convert to fraction form
    33,009.76/45,507.90 = 31,975.84/x
  3. Step 3: Cross multiply
    33,009.76x = 45,507.90 × 31,975.84
  4. Step 4: Simplify right side
    33,009.76x = 1,455,153,329.14
  5. Step 5: Solve for x
    x = 1,455,153,329.14/33,009.76
  6. Step 6: Final answer
    x = 44,082.52

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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.