Home / 14,999.51-22,499.37-5,138.87

Finding the Fourth Proportional to 14,999.51, 22,499.37 and 5,138.87

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Solution

The fourth proportional to 14,999.51, 22,499.37 and 5,138.87 is: 7,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.51 : 22,499.37 = 5,138.87 : x
  2. Step 2: Convert to fraction form
    14,999.51/22,499.37 = 5,138.87/x
  3. Step 3: Cross multiply
    14,999.51x = 22,499.37 × 5,138.87
  4. Step 4: Simplify right side
    14,999.51x = 115,621,225.02
  5. Step 5: Solve for x
    x = 115,621,225.02/14,999.51
  6. Step 6: Final answer
    x = 7,708.34

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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.