Home / 35,957.21-53,941.87-10,991.43

Finding the Fourth Proportional to 35,957.21, 53,941.87 and 10,991.43

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Solution

The fourth proportional to 35,957.21, 53,941.87 and 10,991.43 is: 16,488.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.21 : 53,941.87 = 10,991.43 : x
  2. Step 2: Convert to fraction form
    35,957.21/53,941.87 = 10,991.43/x
  3. Step 3: Cross multiply
    35,957.21x = 53,941.87 × 10,991.43
  4. Step 4: Simplify right side
    35,957.21x = 592,898,098.93
  5. Step 5: Solve for x
    x = 592,898,098.93/35,957.21
  6. Step 6: Final answer
    x = 16,488.99

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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.