Home / 13,347.43-18,423.83-9,369.52

Finding the Fourth Proportional to 13,347.43, 18,423.83 and 9,369.52

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Solution

The fourth proportional to 13,347.43, 18,423.83 and 9,369.52 is: 12,933.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.43 : 18,423.83 = 9,369.52 : x
  2. Step 2: Convert to fraction form
    13,347.43/18,423.83 = 9,369.52/x
  3. Step 3: Cross multiply
    13,347.43x = 18,423.83 × 9,369.52
  4. Step 4: Simplify right side
    13,347.43x = 172,622,350.75
  5. Step 5: Solve for x
    x = 172,622,350.75/13,347.43
  6. Step 6: Final answer
    x = 12,933.01

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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.