Home / 18,336.36-25,303.50-9,952.68

Finding the Fourth Proportional to 18,336.36, 25,303.50 and 9,952.68

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Solution

The fourth proportional to 18,336.36, 25,303.50 and 9,952.68 is: 13,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.36 : 25,303.50 = 9,952.68 : x
  2. Step 2: Convert to fraction form
    18,336.36/25,303.50 = 9,952.68/x
  3. Step 3: Cross multiply
    18,336.36x = 25,303.50 × 9,952.68
  4. Step 4: Simplify right side
    18,336.36x = 251,837,638.38
  5. Step 5: Solve for x
    x = 251,837,638.38/18,336.36
  6. Step 6: Final answer
    x = 13,734.33

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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.