Home / 31,200.12-46,818.72-11,492.52

Finding the Fourth Proportional to 31,200.12, 46,818.72 and 11,492.52

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Solution

The fourth proportional to 31,200.12, 46,818.72 and 11,492.52 is: 17,245.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,200.12 : 46,818.72 = 11,492.52 : x
  2. Step 2: Convert to fraction form
    31,200.12/46,818.72 = 11,492.52/x
  3. Step 3: Cross multiply
    31,200.12x = 46,818.72 × 11,492.52
  4. Step 4: Simplify right side
    31,200.12x = 538,065,075.97
  5. Step 5: Solve for x
    x = 538,065,075.97/31,200.12
  6. Step 6: Final answer
    x = 17,245.61

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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.