Home / 30,854.52-46,272.20-11,130.51

Finding the Fourth Proportional to 30,854.52, 46,272.20 and 11,130.51

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Solution

The fourth proportional to 30,854.52, 46,272.20 and 11,130.51 is: 16,692.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854.52 : 46,272.20 = 11,130.51 : x
  2. Step 2: Convert to fraction form
    30,854.52/46,272.20 = 11,130.51/x
  3. Step 3: Cross multiply
    30,854.52x = 46,272.20 × 11,130.51
  4. Step 4: Simplify right side
    30,854.52x = 515,033,184.82
  5. Step 5: Solve for x
    x = 515,033,184.82/30,854.52
  6. Step 6: Final answer
    x = 16,692.31

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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.