Home / 32,530.21-48,803.99-13,811.31

Finding the Fourth Proportional to 32,530.21, 48,803.99 and 13,811.31

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Solution

The fourth proportional to 32,530.21, 48,803.99 and 13,811.31 is: 20,720.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,530.21 : 48,803.99 = 13,811.31 : x
  2. Step 2: Convert to fraction form
    32,530.21/48,803.99 = 13,811.31/x
  3. Step 3: Cross multiply
    32,530.21x = 48,803.99 × 13,811.31
  4. Step 4: Simplify right side
    32,530.21x = 674,046,966.07
  5. Step 5: Solve for x
    x = 674,046,966.07/32,530.21
  6. Step 6: Final answer
    x = 20,720.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.