Home / 17,384.24-23,989.97-9,830.39

Finding the Fourth Proportional to 17,384.24, 23,989.97 and 9,830.39

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Solution

The fourth proportional to 17,384.24, 23,989.97 and 9,830.39 is: 13,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,384.24 : 23,989.97 = 9,830.39 : x
  2. Step 2: Convert to fraction form
    17,384.24/23,989.97 = 9,830.39/x
  3. Step 3: Cross multiply
    17,384.24x = 23,989.97 × 9,830.39
  4. Step 4: Simplify right side
    17,384.24x = 235,830,592.09
  5. Step 5: Solve for x
    x = 235,830,592.09/17,384.24
  6. Step 6: Final answer
    x = 13,565.77

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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.