Home / 31,264.12-46,900.80-9,074.62

Finding the Fourth Proportional to 31,264.12, 46,900.80 and 9,074.62

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Solution

The fourth proportional to 31,264.12, 46,900.80 and 9,074.62 is: 13,613.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,264.12 : 46,900.80 = 9,074.62 : x
  2. Step 2: Convert to fraction form
    31,264.12/46,900.80 = 9,074.62/x
  3. Step 3: Cross multiply
    31,264.12x = 46,900.80 × 9,074.62
  4. Step 4: Simplify right side
    31,264.12x = 425,606,937.70
  5. Step 5: Solve for x
    x = 425,606,937.70/31,264.12
  6. Step 6: Final answer
    x = 13,613.27

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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.