Home / 27,461.76-37,897-15,527.44

Finding the Fourth Proportional to 27,461.76, 37,897 and 15,527.44

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Solution

The fourth proportional to 27,461.76, 37,897 and 15,527.44 is: 21,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,461.76 : 37,897 = 15,527.44 : x
  2. Step 2: Convert to fraction form
    27,461.76/37,897 = 15,527.44/x
  3. Step 3: Cross multiply
    27,461.76x = 37,897 × 15,527.44
  4. Step 4: Simplify right side
    27,461.76x = 588,443,393.68
  5. Step 5: Solve for x
    x = 588,443,393.68/27,461.76
  6. Step 6: Final answer
    x = 21,427.74

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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.