Home / 29,256.72-40,374.28-16,512.61

Finding the Fourth Proportional to 29,256.72, 40,374.28 and 16,512.61

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Solution

The fourth proportional to 29,256.72, 40,374.28 and 16,512.61 is: 22,787.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,256.72 : 40,374.28 = 16,512.61 : x
  2. Step 2: Convert to fraction form
    29,256.72/40,374.28 = 16,512.61/x
  3. Step 3: Cross multiply
    29,256.72x = 40,374.28 × 16,512.61
  4. Step 4: Simplify right side
    29,256.72x = 666,684,739.67
  5. Step 5: Solve for x
    x = 666,684,739.67/29,256.72
  6. Step 6: Final answer
    x = 22,787.41

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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.