Home / 27,292.66-37,661.85-15,353.70

Finding the Fourth Proportional to 27,292.66, 37,661.85 and 15,353.70

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Solution

The fourth proportional to 27,292.66, 37,661.85 and 15,353.70 is: 21,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,292.66 : 37,661.85 = 15,353.70 : x
  2. Step 2: Convert to fraction form
    27,292.66/37,661.85 = 15,353.70/x
  3. Step 3: Cross multiply
    27,292.66x = 37,661.85 × 15,353.70
  4. Step 4: Simplify right side
    27,292.66x = 578,248,746.35
  5. Step 5: Solve for x
    x = 578,248,746.35/27,292.66
  6. Step 6: Final answer
    x = 21,186.97

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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.