Home / 27,146.07-37,461.60-15,209.46

Finding the Fourth Proportional to 27,146.07, 37,461.60 and 15,209.46

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Solution

The fourth proportional to 27,146.07, 37,461.60 and 15,209.46 is: 20,989.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146.07 : 37,461.60 = 15,209.46 : x
  2. Step 2: Convert to fraction form
    27,146.07/37,461.60 = 15,209.46/x
  3. Step 3: Cross multiply
    27,146.07x = 37,461.60 × 15,209.46
  4. Step 4: Simplify right side
    27,146.07x = 569,770,706.74
  5. Step 5: Solve for x
    x = 569,770,706.74/27,146.07
  6. Step 6: Final answer
    x = 20,989.07

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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.