Home / 39,492.09-59,241.38-19,769.13

Finding the Fourth Proportional to 39,492.09, 59,241.38 and 19,769.13

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Solution

The fourth proportional to 39,492.09, 59,241.38 and 19,769.13 is: 29,655.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,492.09 : 59,241.38 = 19,769.13 : x
  2. Step 2: Convert to fraction form
    39,492.09/59,241.38 = 19,769.13/x
  3. Step 3: Cross multiply
    39,492.09x = 59,241.38 × 19,769.13
  4. Step 4: Simplify right side
    39,492.09x = 1,171,150,443.75
  5. Step 5: Solve for x
    x = 1,171,150,443.75/39,492.09
  6. Step 6: Final answer
    x = 29,655.32

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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.