Home / 11,258.14-15,423.56-10,837.60

Finding the Fourth Proportional to 11,258.14, 15,423.56 and 10,837.60

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Solution

The fourth proportional to 11,258.14, 15,423.56 and 10,837.60 is: 14,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,258.14 : 15,423.56 = 10,837.60 : x
  2. Step 2: Convert to fraction form
    11,258.14/15,423.56 = 10,837.60/x
  3. Step 3: Cross multiply
    11,258.14x = 15,423.56 × 10,837.60
  4. Step 4: Simplify right side
    11,258.14x = 167,154,373.86
  5. Step 5: Solve for x
    x = 167,154,373.86/11,258.14
  6. Step 6: Final answer
    x = 14,847.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.