Home / 30,855.26-46,248.65-15,284.06

Finding the Fourth Proportional to 30,855.26, 46,248.65 and 15,284.06

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Solution

The fourth proportional to 30,855.26, 46,248.65 and 15,284.06 is: 22,909.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855.26 : 46,248.65 = 15,284.06 : x
  2. Step 2: Convert to fraction form
    30,855.26/46,248.65 = 15,284.06/x
  3. Step 3: Cross multiply
    30,855.26x = 46,248.65 × 15,284.06
  4. Step 4: Simplify right side
    30,855.26x = 706,867,141.52
  5. Step 5: Solve for x
    x = 706,867,141.52/30,855.26
  6. Step 6: Final answer
    x = 22,909.13

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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.