Home / 35,133.36-48,483.79-19,218.07

Finding the Fourth Proportional to 35,133.36, 48,483.79 and 19,218.07

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Solution

The fourth proportional to 35,133.36, 48,483.79 and 19,218.07 is: 26,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,133.36 : 48,483.79 = 19,218.07 : x
  2. Step 2: Convert to fraction form
    35,133.36/48,483.79 = 19,218.07/x
  3. Step 3: Cross multiply
    35,133.36x = 48,483.79 × 19,218.07
  4. Step 4: Simplify right side
    35,133.36x = 931,764,870.09
  5. Step 5: Solve for x
    x = 931,764,870.09/35,133.36
  6. Step 6: Final answer
    x = 26,520.80

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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.