Home / 37,218.26-55,824.14-12,258.12

Finding the Fourth Proportional to 37,218.26, 55,824.14 and 12,258.12

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Solution

The fourth proportional to 37,218.26, 55,824.14 and 12,258.12 is: 18,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,218.26 : 55,824.14 = 12,258.12 : x
  2. Step 2: Convert to fraction form
    37,218.26/55,824.14 = 12,258.12/x
  3. Step 3: Cross multiply
    37,218.26x = 55,824.14 × 12,258.12
  4. Step 4: Simplify right side
    37,218.26x = 684,299,007.02
  5. Step 5: Solve for x
    x = 684,299,007.02/37,218.26
  6. Step 6: Final answer
    x = 18,386.11

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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.