Home / 23,905.90-32,989.98-13,295.80

Finding the Fourth Proportional to 23,905.90, 32,989.98 and 13,295.80

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Solution

The fourth proportional to 23,905.90, 32,989.98 and 13,295.80 is: 18,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.90 : 32,989.98 = 13,295.80 : x
  2. Step 2: Convert to fraction form
    23,905.90/32,989.98 = 13,295.80/x
  3. Step 3: Cross multiply
    23,905.90x = 32,989.98 × 13,295.80
  4. Step 4: Simplify right side
    23,905.90x = 438,628,176.08
  5. Step 5: Solve for x
    x = 438,628,176.08/23,905.90
  6. Step 6: Final answer
    x = 18,348.11

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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.