Home / 23,893.56-32,970-13,281.84

Finding the Fourth Proportional to 23,893.56, 32,970 and 13,281.84

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Solution

The fourth proportional to 23,893.56, 32,970 and 13,281.84 is: 18,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,893.56 : 32,970 = 13,281.84 : x
  2. Step 2: Convert to fraction form
    23,893.56/32,970 = 13,281.84/x
  3. Step 3: Cross multiply
    23,893.56x = 32,970 × 13,281.84
  4. Step 4: Simplify right side
    23,893.56x = 437,902,264.80
  5. Step 5: Solve for x
    x = 437,902,264.80/23,893.56
  6. Step 6: Final answer
    x = 18,327.21

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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.