Home / 13,043.48-19,509.39-12,098.06

Finding the Fourth Proportional to 13,043.48, 19,509.39 and 12,098.06

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Solution

The fourth proportional to 13,043.48, 19,509.39 and 12,098.06 is: 18,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.48 : 19,509.39 = 12,098.06 : x
  2. Step 2: Convert to fraction form
    13,043.48/19,509.39 = 12,098.06/x
  3. Step 3: Cross multiply
    13,043.48x = 19,509.39 × 12,098.06
  4. Step 4: Simplify right side
    13,043.48x = 236,025,710.29
  5. Step 5: Solve for x
    x = 236,025,710.29/13,043.48
  6. Step 6: Final answer
    x = 18,095.30

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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.