Home / 35,105.13-48,445.83-19,191.06

Finding the Fourth Proportional to 35,105.13, 48,445.83 and 19,191.06

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Solution

The fourth proportional to 35,105.13, 48,445.83 and 19,191.06 is: 26,484.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,105.13 : 48,445.83 = 19,191.06 : x
  2. Step 2: Convert to fraction form
    35,105.13/48,445.83 = 19,191.06/x
  3. Step 3: Cross multiply
    35,105.13x = 48,445.83 × 19,191.06
  4. Step 4: Simplify right side
    35,105.13x = 929,726,830.28
  5. Step 5: Solve for x
    x = 929,726,830.28/35,105.13
  6. Step 6: Final answer
    x = 26,484.07

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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.