Home / 17,153.08-25,729.35-5,466.13

Finding the Fourth Proportional to 17,153.08, 25,729.35 and 5,466.13

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Solution

The fourth proportional to 17,153.08, 25,729.35 and 5,466.13 is: 8,199.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,153.08 : 25,729.35 = 5,466.13 : x
  2. Step 2: Convert to fraction form
    17,153.08/25,729.35 = 5,466.13/x
  3. Step 3: Cross multiply
    17,153.08x = 25,729.35 × 5,466.13
  4. Step 4: Simplify right side
    17,153.08x = 140,639,971.92
  5. Step 5: Solve for x
    x = 140,639,971.92/17,153.08
  6. Step 6: Final answer
    x = 8,199.11

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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.