Home / 17,478.12-24,119.58-9,924.38

Finding the Fourth Proportional to 17,478.12, 24,119.58 and 9,924.38

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Solution

The fourth proportional to 17,478.12, 24,119.58 and 9,924.38 is: 13,695.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.12 : 24,119.58 = 9,924.38 : x
  2. Step 2: Convert to fraction form
    17,478.12/24,119.58 = 9,924.38/x
  3. Step 3: Cross multiply
    17,478.12x = 24,119.58 × 9,924.38
  4. Step 4: Simplify right side
    17,478.12x = 239,371,877.36
  5. Step 5: Solve for x
    x = 239,371,877.36/17,478.12
  6. Step 6: Final answer
    x = 13,695.52

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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.