Home / 32,368.41-48,532.37-13,638.78

Finding the Fourth Proportional to 32,368.41, 48,532.37 and 13,638.78

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Solution

The fourth proportional to 32,368.41, 48,532.37 and 13,638.78 is: 20,449.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,368.41 : 48,532.37 = 13,638.78 : x
  2. Step 2: Convert to fraction form
    32,368.41/48,532.37 = 13,638.78/x
  3. Step 3: Cross multiply
    32,368.41x = 48,532.37 × 13,638.78
  4. Step 4: Simplify right side
    32,368.41x = 661,922,249.11
  5. Step 5: Solve for x
    x = 661,922,249.11/32,368.41
  6. Step 6: Final answer
    x = 20,449.64

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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.