Home / 13,492.71-20,240.42-4,132.62

Finding the Fourth Proportional to 13,492.71, 20,240.42 and 4,132.62

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Solution

The fourth proportional to 13,492.71, 20,240.42 and 4,132.62 is: 6,199.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492.71 : 20,240.42 = 4,132.62 : x
  2. Step 2: Convert to fraction form
    13,492.71/20,240.42 = 4,132.62/x
  3. Step 3: Cross multiply
    13,492.71x = 20,240.42 × 4,132.62
  4. Step 4: Simplify right side
    13,492.71x = 83,645,943.84
  5. Step 5: Solve for x
    x = 83,645,943.84/13,492.71
  6. Step 6: Final answer
    x = 6,199.34

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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.