Home / 27,146.62-37,459.83-15,210.46

Finding the Fourth Proportional to 27,146.62, 37,459.83 and 15,210.46

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Solution

The fourth proportional to 27,146.62, 37,459.83 and 15,210.46 is: 20,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.62 : 37,459.83 = 15,210.46 : x
  2. Step 2: Convert to fraction form
    27,146.62/37,459.83 = 15,210.46/x
  3. Step 3: Cross multiply
    27,146.62x = 37,459.83 × 15,210.46
  4. Step 4: Simplify right side
    27,146.62x = 569,781,245.82
  5. Step 5: Solve for x
    x = 569,781,245.82/27,146.62
  6. Step 6: Final answer
    x = 20,989.03

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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.