Home / 25,070.22-34,596.36-13,739.45

Finding the Fourth Proportional to 25,070.22, 34,596.36 and 13,739.45

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Solution

The fourth proportional to 25,070.22, 34,596.36 and 13,739.45 is: 18,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,070.22 : 34,596.36 = 13,739.45 : x
  2. Step 2: Convert to fraction form
    25,070.22/34,596.36 = 13,739.45/x
  3. Step 3: Cross multiply
    25,070.22x = 34,596.36 × 13,739.45
  4. Step 4: Simplify right side
    25,070.22x = 475,334,785.42
  5. Step 5: Solve for x
    x = 475,334,785.42/25,070.22
  6. Step 6: Final answer
    x = 18,960.14

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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.