Home / 17,488.12-24,133.36-9,934.40

Finding the Fourth Proportional to 17,488.12, 24,133.36 and 9,934.40

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Solution

The fourth proportional to 17,488.12, 24,133.36 and 9,934.40 is: 13,709.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.12 : 24,133.36 = 9,934.40 : x
  2. Step 2: Convert to fraction form
    17,488.12/24,133.36 = 9,934.40/x
  3. Step 3: Cross multiply
    17,488.12x = 24,133.36 × 9,934.40
  4. Step 4: Simplify right side
    17,488.12x = 239,750,451.58
  5. Step 5: Solve for x
    x = 239,750,451.58/17,488.12
  6. Step 6: Final answer
    x = 13,709.33

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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.