Home / 40,872.41-56,402.11-23,878.23

Finding the Fourth Proportional to 40,872.41, 56,402.11 and 23,878.23

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Solution

The fourth proportional to 40,872.41, 56,402.11 and 23,878.23 is: 32,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,872.41 : 56,402.11 = 23,878.23 : x
  2. Step 2: Convert to fraction form
    40,872.41/56,402.11 = 23,878.23/x
  3. Step 3: Cross multiply
    40,872.41x = 56,402.11 × 23,878.23
  4. Step 4: Simplify right side
    40,872.41x = 1,346,782,555.07
  5. Step 5: Solve for x
    x = 1,346,782,555.07/40,872.41
  6. Step 6: Final answer
    x = 32,950.90

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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.