Home / 19,795.57-27,316.48-11,295.70

Finding the Fourth Proportional to 19,795.57, 27,316.48 and 11,295.70

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Solution

The fourth proportional to 19,795.57, 27,316.48 and 11,295.70 is: 15,587.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.57 : 27,316.48 = 11,295.70 : x
  2. Step 2: Convert to fraction form
    19,795.57/27,316.48 = 11,295.70/x
  3. Step 3: Cross multiply
    19,795.57x = 27,316.48 × 11,295.70
  4. Step 4: Simplify right side
    19,795.57x = 308,558,763.14
  5. Step 5: Solve for x
    x = 308,558,763.14/19,795.57
  6. Step 6: Final answer
    x = 15,587.26

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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.