Home / 15,583.60-23,375.58-9,005.80

Finding the Fourth Proportional to 15,583.60, 23,375.58 and 9,005.80

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Solution

The fourth proportional to 15,583.60, 23,375.58 and 9,005.80 is: 13,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583.60 : 23,375.58 = 9,005.80 : x
  2. Step 2: Convert to fraction form
    15,583.60/23,375.58 = 9,005.80/x
  3. Step 3: Cross multiply
    15,583.60x = 23,375.58 × 9,005.80
  4. Step 4: Simplify right side
    15,583.60x = 210,515,798.36
  5. Step 5: Solve for x
    x = 210,515,798.36/15,583.60
  6. Step 6: Final answer
    x = 13,508.80

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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.