Home / 17,358.86-23,955.23-9,805.21

Finding the Fourth Proportional to 17,358.86, 23,955.23 and 9,805.21

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Solution

The fourth proportional to 17,358.86, 23,955.23 and 9,805.21 is: 13,531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358.86 : 23,955.23 = 9,805.21 : x
  2. Step 2: Convert to fraction form
    17,358.86/23,955.23 = 9,805.21/x
  3. Step 3: Cross multiply
    17,358.86x = 23,955.23 × 9,805.21
  4. Step 4: Simplify right side
    17,358.86x = 234,886,025.37
  5. Step 5: Solve for x
    x = 234,886,025.37/17,358.86
  6. Step 6: Final answer
    x = 13,531.19

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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.