Home / 26,960.96-37,209.71-15,480.40

Finding the Fourth Proportional to 26,960.96, 37,209.71 and 15,480.40

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Solution

The fourth proportional to 26,960.96, 37,209.71 and 15,480.40 is: 21,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.96 : 37,209.71 = 15,480.40 : x
  2. Step 2: Convert to fraction form
    26,960.96/37,209.71 = 15,480.40/x
  3. Step 3: Cross multiply
    26,960.96x = 37,209.71 × 15,480.40
  4. Step 4: Simplify right side
    26,960.96x = 576,021,008.64
  5. Step 5: Solve for x
    x = 576,021,008.64/26,960.96
  6. Step 6: Final answer
    x = 21,365.00

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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.