Home / 23,811.60-32,860.80-14,378.28

Finding the Fourth Proportional to 23,811.60, 32,860.80 and 14,378.28

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Solution

The fourth proportional to 23,811.60, 32,860.80 and 14,378.28 is: 19,842.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,811.60 : 32,860.80 = 14,378.28 : x
  2. Step 2: Convert to fraction form
    23,811.60/32,860.80 = 14,378.28/x
  3. Step 3: Cross multiply
    23,811.60x = 32,860.80 × 14,378.28
  4. Step 4: Simplify right side
    23,811.60x = 472,481,783.42
  5. Step 5: Solve for x
    x = 472,481,783.42/23,811.60
  6. Step 6: Final answer
    x = 19,842.50

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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.