Home / 27,606.79-38,097.34-15,031.63

Finding the Fourth Proportional to 27,606.79, 38,097.34 and 15,031.63

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Solution

The fourth proportional to 27,606.79, 38,097.34 and 15,031.63 is: 20,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,606.79 : 38,097.34 = 15,031.63 : x
  2. Step 2: Convert to fraction form
    27,606.79/38,097.34 = 15,031.63/x
  3. Step 3: Cross multiply
    27,606.79x = 38,097.34 × 15,031.63
  4. Step 4: Simplify right side
    27,606.79x = 572,665,118.86
  5. Step 5: Solve for x
    x = 572,665,118.86/27,606.79
  6. Step 6: Final answer
    x = 20,743.63

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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.