Home / 29,401.77-40,573.29-15,972.72

Finding the Fourth Proportional to 29,401.77, 40,573.29 and 15,972.72

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Solution

The fourth proportional to 29,401.77, 40,573.29 and 15,972.72 is: 22,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,401.77 : 40,573.29 = 15,972.72 : x
  2. Step 2: Convert to fraction form
    29,401.77/40,573.29 = 15,972.72/x
  3. Step 3: Cross multiply
    29,401.77x = 40,573.29 × 15,972.72
  4. Step 4: Simplify right side
    29,401.77x = 648,065,800.65
  5. Step 5: Solve for x
    x = 648,065,800.65/29,401.77
  6. Step 6: Final answer
    x = 22,041.73

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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.