Home / 23,240.18-32,070.15-12,629.75

Finding the Fourth Proportional to 23,240.18, 32,070.15 and 12,629.75

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Solution

The fourth proportional to 23,240.18, 32,070.15 and 12,629.75 is: 17,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.18 : 32,070.15 = 12,629.75 : x
  2. Step 2: Convert to fraction form
    23,240.18/32,070.15 = 12,629.75/x
  3. Step 3: Cross multiply
    23,240.18x = 32,070.15 × 12,629.75
  4. Step 4: Simplify right side
    23,240.18x = 405,037,816.61
  5. Step 5: Solve for x
    x = 405,037,816.61/23,240.18
  6. Step 6: Final answer
    x = 17,428.34

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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.