Home / 28,987.62-43,482.09-16,417.83

Finding the Fourth Proportional to 28,987.62, 43,482.09 and 16,417.83

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Solution

The fourth proportional to 28,987.62, 43,482.09 and 16,417.83 is: 24,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,987.62 : 43,482.09 = 16,417.83 : x
  2. Step 2: Convert to fraction form
    28,987.62/43,482.09 = 16,417.83/x
  3. Step 3: Cross multiply
    28,987.62x = 43,482.09 × 16,417.83
  4. Step 4: Simplify right side
    28,987.62x = 713,881,561.66
  5. Step 5: Solve for x
    x = 713,881,561.66/28,987.62
  6. Step 6: Final answer
    x = 24,627.12

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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.