Home / 23,531.06-32,461.46-15,579.95

Finding the Fourth Proportional to 23,531.06, 32,461.46 and 15,579.95

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Solution

The fourth proportional to 23,531.06, 32,461.46 and 15,579.95 is: 21,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,531.06 : 32,461.46 = 15,579.95 : x
  2. Step 2: Convert to fraction form
    23,531.06/32,461.46 = 15,579.95/x
  3. Step 3: Cross multiply
    23,531.06x = 32,461.46 × 15,579.95
  4. Step 4: Simplify right side
    23,531.06x = 505,747,741.94
  5. Step 5: Solve for x
    x = 505,747,741.94/23,531.06
  6. Step 6: Final answer
    x = 21,492.78

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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.