Home / 25,556.10-35,270.40-14,945.50

Finding the Fourth Proportional to 25,556.10, 35,270.40 and 14,945.50

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Solution

The fourth proportional to 25,556.10, 35,270.40 and 14,945.50 is: 20,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,556.10 : 35,270.40 = 14,945.50 : x
  2. Step 2: Convert to fraction form
    25,556.10/35,270.40 = 14,945.50/x
  3. Step 3: Cross multiply
    25,556.10x = 35,270.40 × 14,945.50
  4. Step 4: Simplify right side
    25,556.10x = 527,133,763.20
  5. Step 5: Solve for x
    x = 527,133,763.20/25,556.10
  6. Step 6: Final answer
    x = 20,626.53

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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.