Home / 23,865.30-32,933.18-13,255.60

Finding the Fourth Proportional to 23,865.30, 32,933.18 and 13,255.60

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Solution

The fourth proportional to 23,865.30, 32,933.18 and 13,255.60 is: 18,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,865.30 : 32,933.18 = 13,255.60 : x
  2. Step 2: Convert to fraction form
    23,865.30/32,933.18 = 13,255.60/x
  3. Step 3: Cross multiply
    23,865.30x = 32,933.18 × 13,255.60
  4. Step 4: Simplify right side
    23,865.30x = 436,549,060.81
  5. Step 5: Solve for x
    x = 436,549,060.81/23,865.30
  6. Step 6: Final answer
    x = 18,292.21

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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.