Home / 27,750.65-38,303.01-17,134.19

Finding the Fourth Proportional to 27,750.65, 38,303.01 and 17,134.19

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Solution

The fourth proportional to 27,750.65, 38,303.01 and 17,134.19 is: 23,649.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,750.65 : 38,303.01 = 17,134.19 : x
  2. Step 2: Convert to fraction form
    27,750.65/38,303.01 = 17,134.19/x
  3. Step 3: Cross multiply
    27,750.65x = 38,303.01 × 17,134.19
  4. Step 4: Simplify right side
    27,750.65x = 656,290,859.40
  5. Step 5: Solve for x
    x = 656,290,859.40/27,750.65
  6. Step 6: Final answer
    x = 23,649.57

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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.