Home / 35,090.80-48,423.24-19,172.08

Finding the Fourth Proportional to 35,090.80, 48,423.24 and 19,172.08

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Solution

The fourth proportional to 35,090.80, 48,423.24 and 19,172.08 is: 26,456.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,090.80 : 48,423.24 = 19,172.08 : x
  2. Step 2: Convert to fraction form
    35,090.80/48,423.24 = 19,172.08/x
  3. Step 3: Cross multiply
    35,090.80x = 48,423.24 × 19,172.08
  4. Step 4: Simplify right side
    35,090.80x = 928,374,231.14
  5. Step 5: Solve for x
    x = 928,374,231.14/35,090.80
  6. Step 6: Final answer
    x = 26,456.34

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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.