Home / 30,001.32-41,401.56-16,573.51

Finding the Fourth Proportional to 30,001.32, 41,401.56 and 16,573.51

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Solution

The fourth proportional to 30,001.32, 41,401.56 and 16,573.51 is: 22,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,001.32 : 41,401.56 = 16,573.51 : x
  2. Step 2: Convert to fraction form
    30,001.32/41,401.56 = 16,573.51/x
  3. Step 3: Cross multiply
    30,001.32x = 41,401.56 × 16,573.51
  4. Step 4: Simplify right side
    30,001.32x = 686,169,168.68
  5. Step 5: Solve for x
    x = 686,169,168.68/30,001.32
  6. Step 6: Final answer
    x = 22,871.30

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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.