Home / 28,897.50-43,347.48-9,175.62

Finding the Fourth Proportional to 28,897.50, 43,347.48 and 9,175.62

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Solution

The fourth proportional to 28,897.50, 43,347.48 and 9,175.62 is: 13,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,897.50 : 43,347.48 = 9,175.62 : x
  2. Step 2: Convert to fraction form
    28,897.50/43,347.48 = 9,175.62/x
  3. Step 3: Cross multiply
    28,897.50x = 43,347.48 × 9,175.62
  4. Step 4: Simplify right side
    28,897.50x = 397,740,004.44
  5. Step 5: Solve for x
    x = 397,740,004.44/28,897.50
  6. Step 6: Final answer
    x = 13,763.82

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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.