Home / 17,333.80-23,920.32-9,780.02

Finding the Fourth Proportional to 17,333.80, 23,920.32 and 9,780.02

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Solution

The fourth proportional to 17,333.80, 23,920.32 and 9,780.02 is: 13,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,333.80 : 23,920.32 = 9,780.02 : x
  2. Step 2: Convert to fraction form
    17,333.80/23,920.32 = 9,780.02/x
  3. Step 3: Cross multiply
    17,333.80x = 23,920.32 × 9,780.02
  4. Step 4: Simplify right side
    17,333.80x = 233,941,208.01
  5. Step 5: Solve for x
    x = 233,941,208.01/17,333.80
  6. Step 6: Final answer
    x = 13,496.24

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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.