Home / 27,054.54-37,335.18-15,117.89

Finding the Fourth Proportional to 27,054.54, 37,335.18 and 15,117.89

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Solution

The fourth proportional to 27,054.54, 37,335.18 and 15,117.89 is: 20,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,054.54 : 37,335.18 = 15,117.89 : x
  2. Step 2: Convert to fraction form
    27,054.54/37,335.18 = 15,117.89/x
  3. Step 3: Cross multiply
    27,054.54x = 37,335.18 × 15,117.89
  4. Step 4: Simplify right side
    27,054.54x = 564,428,957.69
  5. Step 5: Solve for x
    x = 564,428,957.69/27,054.54
  6. Step 6: Final answer
    x = 20,862.64

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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.