Home / 27,054.47-37,334.45-15,117.90

Finding the Fourth Proportional to 27,054.47, 37,334.45 and 15,117.90

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Solution

The fourth proportional to 27,054.47, 37,334.45 and 15,117.90 is: 20,862.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.47 : 37,334.45 = 15,117.90 : x
  2. Step 2: Convert to fraction form
    27,054.47/37,334.45 = 15,117.90/x
  3. Step 3: Cross multiply
    27,054.47x = 37,334.45 × 15,117.90
  4. Step 4: Simplify right side
    27,054.47x = 564,418,455.24
  5. Step 5: Solve for x
    x = 564,418,455.24/27,054.47
  6. Step 6: Final answer
    x = 20,862.30

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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.