Home / 17,728.36-24,465.21-9,771.31

Finding the Fourth Proportional to 17,728.36, 24,465.21 and 9,771.31

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Solution

The fourth proportional to 17,728.36, 24,465.21 and 9,771.31 is: 13,484.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.36 : 24,465.21 = 9,771.31 : x
  2. Step 2: Convert to fraction form
    17,728.36/24,465.21 = 9,771.31/x
  3. Step 3: Cross multiply
    17,728.36x = 24,465.21 × 9,771.31
  4. Step 4: Simplify right side
    17,728.36x = 239,057,151.13
  5. Step 5: Solve for x
    x = 239,057,151.13/17,728.36
  6. Step 6: Final answer
    x = 13,484.45

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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.