Home / 32,498.40-48,716.45-13,752.64

Finding the Fourth Proportional to 32,498.40, 48,716.45 and 13,752.64

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Solution

The fourth proportional to 32,498.40, 48,716.45 and 13,752.64 is: 20,615.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,498.40 : 48,716.45 = 13,752.64 : x
  2. Step 2: Convert to fraction form
    32,498.40/48,716.45 = 13,752.64/x
  3. Step 3: Cross multiply
    32,498.40x = 48,716.45 × 13,752.64
  4. Step 4: Simplify right side
    32,498.40x = 669,979,919.99
  5. Step 5: Solve for x
    x = 669,979,919.99/32,498.40
  6. Step 6: Final answer
    x = 20,615.78

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1.5x scale

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.