Home / 32,684.79-45,102.36-18,538.95

Finding the Fourth Proportional to 32,684.79, 45,102.36 and 18,538.95

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Solution

The fourth proportional to 32,684.79, 45,102.36 and 18,538.95 is: 25,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,684.79 : 45,102.36 = 18,538.95 : x
  2. Step 2: Convert to fraction form
    32,684.79/45,102.36 = 18,538.95/x
  3. Step 3: Cross multiply
    32,684.79x = 45,102.36 × 18,538.95
  4. Step 4: Simplify right side
    32,684.79x = 836,150,396.92
  5. Step 5: Solve for x
    x = 836,150,396.92/32,684.79
  6. Step 6: Final answer
    x = 25,582.25

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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.