Home / 35,350.23-48,781.44-19,431.62

Finding the Fourth Proportional to 35,350.23, 48,781.44 and 19,431.62

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Solution

The fourth proportional to 35,350.23, 48,781.44 and 19,431.62 is: 26,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.23 : 48,781.44 = 19,431.62 : x
  2. Step 2: Convert to fraction form
    35,350.23/48,781.44 = 19,431.62/x
  3. Step 3: Cross multiply
    35,350.23x = 48,781.44 × 19,431.62
  4. Step 4: Simplify right side
    35,350.23x = 947,902,405.13
  5. Step 5: Solve for x
    x = 947,902,405.13/35,350.23
  6. Step 6: Final answer
    x = 26,814.60

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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.