Home / 23,640.18-32,623.38-13,029.82

Finding the Fourth Proportional to 23,640.18, 32,623.38 and 13,029.82

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Solution

The fourth proportional to 23,640.18, 32,623.38 and 13,029.82 is: 17,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.18 : 32,623.38 = 13,029.82 : x
  2. Step 2: Convert to fraction form
    23,640.18/32,623.38 = 13,029.82/x
  3. Step 3: Cross multiply
    23,640.18x = 32,623.38 × 13,029.82
  4. Step 4: Simplify right side
    23,640.18x = 425,076,769.19
  5. Step 5: Solve for x
    x = 425,076,769.19/23,640.18
  6. Step 6: Final answer
    x = 17,981.11

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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.