Home / 29,015.91-40,045.28-16,272.54

Finding the Fourth Proportional to 29,015.91, 40,045.28 and 16,272.54

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Solution

The fourth proportional to 29,015.91, 40,045.28 and 16,272.54 is: 22,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015.91 : 40,045.28 = 16,272.54 : x
  2. Step 2: Convert to fraction form
    29,015.91/40,045.28 = 16,272.54/x
  3. Step 3: Cross multiply
    29,015.91x = 40,045.28 × 16,272.54
  4. Step 4: Simplify right side
    29,015.91x = 651,638,339.25
  5. Step 5: Solve for x
    x = 651,638,339.25/29,015.91
  6. Step 6: Final answer
    x = 22,457.97

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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.