Home / 35,605.10-49,134.96-20,492.25

Finding the Fourth Proportional to 35,605.10, 49,134.96 and 20,492.25

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Solution

The fourth proportional to 35,605.10, 49,134.96 and 20,492.25 is: 28,279.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,605.10 : 49,134.96 = 20,492.25 : x
  2. Step 2: Convert to fraction form
    35,605.10/49,134.96 = 20,492.25/x
  3. Step 3: Cross multiply
    35,605.10x = 49,134.96 × 20,492.25
  4. Step 4: Simplify right side
    35,605.10x = 1,006,885,884.06
  5. Step 5: Solve for x
    x = 1,006,885,884.06/35,605.10
  6. Step 6: Final answer
    x = 28,279.26

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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.