Home / 19,925.70-27,498.89-11,195.07

Finding the Fourth Proportional to 19,925.70, 27,498.89 and 11,195.07

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Solution

The fourth proportional to 19,925.70, 27,498.89 and 11,195.07 is: 15,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.70 : 27,498.89 = 11,195.07 : x
  2. Step 2: Convert to fraction form
    19,925.70/27,498.89 = 11,195.07/x
  3. Step 3: Cross multiply
    19,925.70x = 27,498.89 × 11,195.07
  4. Step 4: Simplify right side
    19,925.70x = 307,851,998.47
  5. Step 5: Solve for x
    x = 307,851,998.47/19,925.70
  6. Step 6: Final answer
    x = 15,450.00

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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.