Home / 29,212.88-40,312.91-16,466.81

Finding the Fourth Proportional to 29,212.88, 40,312.91 and 16,466.81

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Solution

The fourth proportional to 29,212.88, 40,312.91 and 16,466.81 is: 22,723.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212.88 : 40,312.91 = 16,466.81 : x
  2. Step 2: Convert to fraction form
    29,212.88/40,312.91 = 16,466.81/x
  3. Step 3: Cross multiply
    29,212.88x = 40,312.91 × 16,466.81
  4. Step 4: Simplify right side
    29,212.88x = 663,824,869.12
  5. Step 5: Solve for x
    x = 663,824,869.12/29,212.88
  6. Step 6: Final answer
    x = 22,723.71

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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.