Home / 17,071.28-25,564.08-10,812.32

Finding the Fourth Proportional to 17,071.28, 25,564.08 and 10,812.32

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Solution

The fourth proportional to 17,071.28, 25,564.08 and 10,812.32 is: 16,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071.28 : 25,564.08 = 10,812.32 : x
  2. Step 2: Convert to fraction form
    17,071.28/25,564.08 = 10,812.32/x
  3. Step 3: Cross multiply
    17,071.28x = 25,564.08 × 10,812.32
  4. Step 4: Simplify right side
    17,071.28x = 276,407,013.47
  5. Step 5: Solve for x
    x = 276,407,013.47/17,071.28
  6. Step 6: Final answer
    x = 16,191.35

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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.