Home / 25,345.58-35,016.03-19,401.26

Finding the Fourth Proportional to 25,345.58, 35,016.03 and 19,401.26

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Solution

The fourth proportional to 25,345.58, 35,016.03 and 19,401.26 is: 26,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.58 : 35,016.03 = 19,401.26 : x
  2. Step 2: Convert to fraction form
    25,345.58/35,016.03 = 19,401.26/x
  3. Step 3: Cross multiply
    25,345.58x = 35,016.03 × 19,401.26
  4. Step 4: Simplify right side
    25,345.58x = 679,355,102.20
  5. Step 5: Solve for x
    x = 679,355,102.20/25,345.58
  6. Step 6: Final answer
    x = 26,803.69

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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.