Home / 45,660.12-63,010.78-25,516.99

Finding the Fourth Proportional to 45,660.12, 63,010.78 and 25,516.99

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Solution

The fourth proportional to 45,660.12, 63,010.78 and 25,516.99 is: 35,213.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,660.12 : 63,010.78 = 25,516.99 : x
  2. Step 2: Convert to fraction form
    45,660.12/63,010.78 = 25,516.99/x
  3. Step 3: Cross multiply
    45,660.12x = 63,010.78 × 25,516.99
  4. Step 4: Simplify right side
    45,660.12x = 1,607,845,458.12
  5. Step 5: Solve for x
    x = 1,607,845,458.12/45,660.12
  6. Step 6: Final answer
    x = 35,213.34

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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.