Home / 18,271.52-27,401.88-9,501.68

Finding the Fourth Proportional to 18,271.52, 27,401.88 and 9,501.68

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Solution

The fourth proportional to 18,271.52, 27,401.88 and 9,501.68 is: 14,249.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,271.52 : 27,401.88 = 9,501.68 : x
  2. Step 2: Convert to fraction form
    18,271.52/27,401.88 = 9,501.68/x
  3. Step 3: Cross multiply
    18,271.52x = 27,401.88 × 9,501.68
  4. Step 4: Simplify right side
    18,271.52x = 260,363,895.16
  5. Step 5: Solve for x
    x = 260,363,895.16/18,271.52
  6. Step 6: Final answer
    x = 14,249.71

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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.