Home / 35,449.79-53,124.53-19,661.76

Finding the Fourth Proportional to 35,449.79, 53,124.53 and 19,661.76

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Solution

The fourth proportional to 35,449.79, 53,124.53 and 19,661.76 is: 29,464.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,449.79 : 53,124.53 = 19,661.76 : x
  2. Step 2: Convert to fraction form
    35,449.79/53,124.53 = 19,661.76/x
  3. Step 3: Cross multiply
    35,449.79x = 53,124.53 × 19,661.76
  4. Step 4: Simplify right side
    35,449.79x = 1,044,521,660.66
  5. Step 5: Solve for x
    x = 1,044,521,660.66/35,449.79
  6. Step 6: Final answer
    x = 29,464.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.