Home / 17,076.23-23,565.49-9,420.39

Finding the Fourth Proportional to 17,076.23, 23,565.49 and 9,420.39

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Solution

The fourth proportional to 17,076.23, 23,565.49 and 9,420.39 is: 13,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,076.23 : 23,565.49 = 9,420.39 : x
  2. Step 2: Convert to fraction form
    17,076.23/23,565.49 = 9,420.39/x
  3. Step 3: Cross multiply
    17,076.23x = 23,565.49 × 9,420.39
  4. Step 4: Simplify right side
    17,076.23x = 221,996,106.34
  5. Step 5: Solve for x
    x = 221,996,106.34/17,076.23
  6. Step 6: Final answer
    x = 13,000.30

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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.