Home / 39,492.38-59,241.63-13,197.21

Finding the Fourth Proportional to 39,492.38, 59,241.63 and 13,197.21

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Solution

The fourth proportional to 39,492.38, 59,241.63 and 13,197.21 is: 19,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,492.38 : 59,241.63 = 13,197.21 : x
  2. Step 2: Convert to fraction form
    39,492.38/59,241.63 = 13,197.21/x
  3. Step 3: Cross multiply
    39,492.38x = 59,241.63 × 13,197.21
  4. Step 4: Simplify right side
    39,492.38x = 781,824,454.01
  5. Step 5: Solve for x
    x = 781,824,454.01/39,492.38
  6. Step 6: Final answer
    x = 19,796.84

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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.