Home / 17,515.04-26,258.64-10,111.12

Finding the Fourth Proportional to 17,515.04, 26,258.64 and 10,111.12

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Solution

The fourth proportional to 17,515.04, 26,258.64 and 10,111.12 is: 15,158.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.04 : 26,258.64 = 10,111.12 : x
  2. Step 2: Convert to fraction form
    17,515.04/26,258.64 = 10,111.12/x
  3. Step 3: Cross multiply
    17,515.04x = 26,258.64 × 10,111.12
  4. Step 4: Simplify right side
    17,515.04x = 265,504,260.08
  5. Step 5: Solve for x
    x = 265,504,260.08/17,515.04
  6. Step 6: Final answer
    x = 15,158.64

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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.