Home / 13,887.50-19,141.44-10,529.24

Finding the Fourth Proportional to 13,887.50, 19,141.44 and 10,529.24

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Solution

The fourth proportional to 13,887.50, 19,141.44 and 10,529.24 is: 14,512.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887.50 : 19,141.44 = 10,529.24 : x
  2. Step 2: Convert to fraction form
    13,887.50/19,141.44 = 10,529.24/x
  3. Step 3: Cross multiply
    13,887.50x = 19,141.44 × 10,529.24
  4. Step 4: Simplify right side
    13,887.50x = 201,544,815.71
  5. Step 5: Solve for x
    x = 201,544,815.71/13,887.50
  6. Step 6: Final answer
    x = 14,512.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.