Home / 35,145.56-48,501.48-19,231.40

Finding the Fourth Proportional to 35,145.56, 48,501.48 and 19,231.40

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Solution

The fourth proportional to 35,145.56, 48,501.48 and 19,231.40 is: 26,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,145.56 : 48,501.48 = 19,231.40 : x
  2. Step 2: Convert to fraction form
    35,145.56/48,501.48 = 19,231.40/x
  3. Step 3: Cross multiply
    35,145.56x = 48,501.48 × 19,231.40
  4. Step 4: Simplify right side
    35,145.56x = 932,751,362.47
  5. Step 5: Solve for x
    x = 932,751,362.47/35,145.56
  6. Step 6: Final answer
    x = 26,539.66

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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.