Home / 25,365.36-34,996.92-15,288.96

Finding the Fourth Proportional to 25,365.36, 34,996.92 and 15,288.96

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Solution

The fourth proportional to 25,365.36, 34,996.92 and 15,288.96 is: 21,094.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,365.36 : 34,996.92 = 15,288.96 : x
  2. Step 2: Convert to fraction form
    25,365.36/34,996.92 = 15,288.96/x
  3. Step 3: Cross multiply
    25,365.36x = 34,996.92 × 15,288.96
  4. Step 4: Simplify right side
    25,365.36x = 535,066,510.00
  5. Step 5: Solve for x
    x = 535,066,510.00/25,365.36
  6. Step 6: Final answer
    x = 21,094.38

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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.