Home / 25,105.41-34,645.17-13,775.01

Finding the Fourth Proportional to 25,105.41, 34,645.17 and 13,775.01

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Solution

The fourth proportional to 25,105.41, 34,645.17 and 13,775.01 is: 19,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.41 : 34,645.17 = 13,775.01 : x
  2. Step 2: Convert to fraction form
    25,105.41/34,645.17 = 13,775.01/x
  3. Step 3: Cross multiply
    25,105.41x = 34,645.17 × 13,775.01
  4. Step 4: Simplify right side
    25,105.41x = 477,237,563.20
  5. Step 5: Solve for x
    x = 477,237,563.20/25,105.41
  6. Step 6: Final answer
    x = 19,009.35

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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.