Home / 27,109.66-37,411.33-15,173.00

Finding the Fourth Proportional to 27,109.66, 37,411.33 and 15,173.00

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Solution

The fourth proportional to 27,109.66, 37,411.33 and 15,173.00 is: 20,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,109.66 : 37,411.33 = 15,173.00 : x
  2. Step 2: Convert to fraction form
    27,109.66/37,411.33 = 15,173.00/x
  3. Step 3: Cross multiply
    27,109.66x = 37,411.33 × 15,173.00
  4. Step 4: Simplify right side
    27,109.66x = 567,642,053.84
  5. Step 5: Solve for x
    x = 567,642,053.84/27,109.66
  6. Step 6: Final answer
    x = 20,938.74

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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.