Home / 27,820.17-41,748.36-12,040.59

Finding the Fourth Proportional to 27,820.17, 41,748.36 and 12,040.59

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Solution

The fourth proportional to 27,820.17, 41,748.36 and 12,040.59 is: 18,068.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820.17 : 41,748.36 = 12,040.59 : x
  2. Step 2: Convert to fraction form
    27,820.17/41,748.36 = 12,040.59/x
  3. Step 3: Cross multiply
    27,820.17x = 41,748.36 × 12,040.59
  4. Step 4: Simplify right side
    27,820.17x = 502,674,885.93
  5. Step 5: Solve for x
    x = 502,674,885.93/27,820.17
  6. Step 6: Final answer
    x = 18,068.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.