Home / 18,235.40-25,165.69-10,277.96

Finding the Fourth Proportional to 18,235.40, 25,165.69 and 10,277.96

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Solution

The fourth proportional to 18,235.40, 25,165.69 and 10,277.96 is: 14,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.40 : 25,165.69 = 10,277.96 : x
  2. Step 2: Convert to fraction form
    18,235.40/25,165.69 = 10,277.96/x
  3. Step 3: Cross multiply
    18,235.40x = 25,165.69 × 10,277.96
  4. Step 4: Simplify right side
    18,235.40x = 258,651,803.67
  5. Step 5: Solve for x
    x = 258,651,803.67/18,235.40
  6. Step 6: Final answer
    x = 14,184.05

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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.