Home / 17,729.10-24,465.66-9,771.32

Finding the Fourth Proportional to 17,729.10, 24,465.66 and 9,771.32

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Solution

The fourth proportional to 17,729.10, 24,465.66 and 9,771.32 is: 13,484.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.10 : 24,465.66 = 9,771.32 : x
  2. Step 2: Convert to fraction form
    17,729.10/24,465.66 = 9,771.32/x
  3. Step 3: Cross multiply
    17,729.10x = 24,465.66 × 9,771.32
  4. Step 4: Simplify right side
    17,729.10x = 239,061,670.54
  5. Step 5: Solve for x
    x = 239,061,670.54/17,729.10
  6. Step 6: Final answer
    x = 13,484.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.