Home / 30,851.52-46,267.71-11,127.51

Finding the Fourth Proportional to 30,851.52, 46,267.71 and 11,127.51

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Solution

The fourth proportional to 30,851.52, 46,267.71 and 11,127.51 is: 16,687.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,851.52 : 46,267.71 = 11,127.51 : x
  2. Step 2: Convert to fraction form
    30,851.52/46,267.71 = 11,127.51/x
  3. Step 3: Cross multiply
    30,851.52x = 46,267.71 × 11,127.51
  4. Step 4: Simplify right side
    30,851.52x = 514,844,363.97
  5. Step 5: Solve for x
    x = 514,844,363.97/30,851.52
  6. Step 6: Final answer
    x = 16,687.81

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1.5x scale

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.