Home / 35,139.96-48,496.48-19,226.80

Finding the Fourth Proportional to 35,139.96, 48,496.48 and 19,226.80

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Solution

The fourth proportional to 35,139.96, 48,496.48 and 19,226.80 is: 26,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,139.96 : 48,496.48 = 19,226.80 : x
  2. Step 2: Convert to fraction form
    35,139.96/48,496.48 = 19,226.80/x
  3. Step 3: Cross multiply
    35,139.96x = 48,496.48 × 19,226.80
  4. Step 4: Simplify right side
    35,139.96x = 932,432,134.22
  5. Step 5: Solve for x
    x = 932,432,134.22/35,139.96
  6. Step 6: Final answer
    x = 26,534.81

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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.