Home / 18,267.36-27,401.04-10,459.50

Finding the Fourth Proportional to 18,267.36, 27,401.04 and 10,459.50

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Solution

The fourth proportional to 18,267.36, 27,401.04 and 10,459.50 is: 15,689.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,267.36 : 27,401.04 = 10,459.50 : x
  2. Step 2: Convert to fraction form
    18,267.36/27,401.04 = 10,459.50/x
  3. Step 3: Cross multiply
    18,267.36x = 27,401.04 × 10,459.50
  4. Step 4: Simplify right side
    18,267.36x = 286,601,177.88
  5. Step 5: Solve for x
    x = 286,601,177.88/18,267.36
  6. Step 6: Final answer
    x = 15,689.25

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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.