Home / 25,693.52-38,504.06-12,170.34

Finding the Fourth Proportional to 25,693.52, 38,504.06 and 12,170.34

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Solution

The fourth proportional to 25,693.52, 38,504.06 and 12,170.34 is: 18,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.52 : 38,504.06 = 12,170.34 : x
  2. Step 2: Convert to fraction form
    25,693.52/38,504.06 = 12,170.34/x
  3. Step 3: Cross multiply
    25,693.52x = 38,504.06 × 12,170.34
  4. Step 4: Simplify right side
    25,693.52x = 468,607,501.58
  5. Step 5: Solve for x
    x = 468,607,501.58/25,693.52
  6. Step 6: Final answer
    x = 18,238.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.