Home / 23,720.02-32,730.30-13,644.62

Finding the Fourth Proportional to 23,720.02, 32,730.30 and 13,644.62

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Solution

The fourth proportional to 23,720.02, 32,730.30 and 13,644.62 is: 18,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.02 : 32,730.30 = 13,644.62 : x
  2. Step 2: Convert to fraction form
    23,720.02/32,730.30 = 13,644.62/x
  3. Step 3: Cross multiply
    23,720.02x = 32,730.30 × 13,644.62
  4. Step 4: Simplify right side
    23,720.02x = 446,592,505.99
  5. Step 5: Solve for x
    x = 446,592,505.99/23,720.02
  6. Step 6: Final answer
    x = 18,827.66

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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.