Home / 27,259.85-37,617.65-15,160.28

Finding the Fourth Proportional to 27,259.85, 37,617.65 and 15,160.28

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Solution

The fourth proportional to 27,259.85, 37,617.65 and 15,160.28 is: 20,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.85 : 37,617.65 = 15,160.28 : x
  2. Step 2: Convert to fraction form
    27,259.85/37,617.65 = 15,160.28/x
  3. Step 3: Cross multiply
    27,259.85x = 37,617.65 × 15,160.28
  4. Step 4: Simplify right side
    27,259.85x = 570,293,899.90
  5. Step 5: Solve for x
    x = 570,293,899.90/27,259.85
  6. Step 6: Final answer
    x = 20,920.65

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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.