Home / 18,235.75-25,164.69-10,277.50

Finding the Fourth Proportional to 18,235.75, 25,164.69 and 10,277.50

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Solution

The fourth proportional to 18,235.75, 25,164.69 and 10,277.50 is: 14,182.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.75 : 25,164.69 = 10,277.50 : x
  2. Step 2: Convert to fraction form
    18,235.75/25,164.69 = 10,277.50/x
  3. Step 3: Cross multiply
    18,235.75x = 25,164.69 × 10,277.50
  4. Step 4: Simplify right side
    18,235.75x = 258,630,101.48
  5. Step 5: Solve for x
    x = 258,630,101.48/18,235.75
  6. Step 6: Final answer
    x = 14,182.59

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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.