Home / 15,500.36-23,250.65-4,971.98

Finding the Fourth Proportional to 15,500.36, 23,250.65 and 4,971.98

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Solution

The fourth proportional to 15,500.36, 23,250.65 and 4,971.98 is: 7,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,500.36 : 23,250.65 = 4,971.98 : x
  2. Step 2: Convert to fraction form
    15,500.36/23,250.65 = 4,971.98/x
  3. Step 3: Cross multiply
    15,500.36x = 23,250.65 × 4,971.98
  4. Step 4: Simplify right side
    15,500.36x = 115,601,800.05
  5. Step 5: Solve for x
    x = 115,601,800.05/15,500.36
  6. Step 6: Final answer
    x = 7,458.01

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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.