Home / 30,362.06-41,903.30-17,786.81

Finding the Fourth Proportional to 30,362.06, 41,903.30 and 17,786.81

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Solution

The fourth proportional to 30,362.06, 41,903.30 and 17,786.81 is: 24,547.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362.06 : 41,903.30 = 17,786.81 : x
  2. Step 2: Convert to fraction form
    30,362.06/41,903.30 = 17,786.81/x
  3. Step 3: Cross multiply
    30,362.06x = 41,903.30 × 17,786.81
  4. Step 4: Simplify right side
    30,362.06x = 745,326,184.70
  5. Step 5: Solve for x
    x = 745,326,184.70/30,362.06
  6. Step 6: Final answer
    x = 24,547.94

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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.